However, there are still several types of calls that necessitate the use of telephone operators.

However, the litter remained, augmented by several dozen lunchroom suppers.

However, to the extent that the monetary authorities, in their effort to ease credit in the next several months, conduct their open market operations in longer-term Government bonds, they will certainly act to accentuate any tendency for long-term interest rates to ease as a result of market forces.

However, several telescope manufacturers have recently developed telescope systems that are calibrated with the use of built-in GPS, decreasing the time it takes to set up a telescope at the start of an observing session.

However, the Vandals tried for several decades to force their Arian beliefs on their North African Nicene subjects, exiling Nicene clergy, dissolving monasteries, and exercising heavy pressure on non-conforming Christians.

However, Wolfram points out that at the time " Clovis got no farther than the Seine ; only after several more years did the Franks succeed in occupying the rest of the Gallo-Roman buffer state north of the Loire.

However, he was not, according to several sources, Dinis ' favourite son ; his half-brother, the illegitimate Afonso Sanches, enjoyed full royal favour.

However, several other biographers of Alexander dispute the claim, including the highly regarded secondary source, Plutarch.

However, there may be several such allophones, or the linguist may prefer greater precision than this allows.

However, it does contain several galaxies.

However, music spanning several octaves could be played by repeated calls to a machine-language tone generator.

However, the total population of the arctic fox must be in the order of several hundred thousand animals.

However, several bands continued and arrangers provided renowned arrangements.

However, there were several others:

However, as of 2011 adoption of the new terms has been slow and usage has been limited in the marketplace and in the press, with notable exceptions such as Linux operating systems, several textbooks and scientific research papers.

However, the Germans swam across again and some others got over by a bridge a little way up-stream, after which they assailed the barbarians from several sides at once and cut down many of them.

However, several spellings of his surname exist — Thatch, Thach, Thache, Thack, Tack, Thatche and Theach.

However the loss of Culloden, the relative sizes of Orient and Leander and the participation in the action by two of the French frigates and several smaller vessels, as well as the theoretical strength of the French position, leads most historians to the conclusion that the French were marginally more powerful.

However, there will be several terms of the form x < sup > n − 2 </ sup > y < sup > 2 </ sup >, one for each way of choosing exactly two binomials to contribute a y.

However, when a national trade imbalance expands beyond prudence ( generally thought to be several percent of GDP, for several years ), adjustments tend to occur.

However, it is likely that fewer fought in the actual battle on the Italian side: Harold Marcus notes that " several thousand " soldiers were needed in support roles and to guard the lines of communication to the rear.

However, the three leading Italian brigades had become separated during their overnight march and at dawn were spread across several miles of very difficult terrain.

However, there still were several unsolved problems, most notably the description of superconductivity and the Kondo effect.

However, several important phase transitions, such as the Mott insulator-superfluid transition, are known that do not follow the Ginzburg-Landau paradigm.

However, the indigenous people have influenced modern Costa Rican culture to a relatively small degree, as most of these died from diseases such as smallpox and mistreatment by the Spaniards.

) However, some patients still develop diseases because of this interference with bone marrow.

However, taking into account that it was common practice to release prisoners who were either suffering from incurable diseases or on the point of death, the actual Gulag death toll was somewhat higher, amounting to 1, 258, 537 in 1934-53, or 1. 6 million casualties during the whole period from 1929 to 1953.

However the decline in many of the most lethal diseases was more due to improvements in public health and nutrition than to medicine.

However, urban people — especially small children — died due to diseases spreading through the cramped living conditions.

However, pathogenic microbes are harmful, since they invade and grow within other organisms, causing diseases that kill humans, other animals and plants.

However, the earliest known idea to indicate the possibility of diseases spreading by yet unseen organisms was that of the Roman scholar Marcus Terentius Varro in a 1st century BC book titled On Agriculture in which he warns against locating a homestead near swamps:

However, other diseases such as influenza, yellow fever or AIDS are caused by pathogenic viruses, which are not usually classified as living organisms and are not, therefore, microorganisms by the strict definition.

However, the ruling in R v Sullivan that diseases of the mind need have no permanence, led many academics to suggest that sleepwalkers might well be found to be suffering from a disease of the mind with internal causes unless there was clear evidence of an external causal factor.

However, because NMT mimics some symptoms of motor neuron disease ( ALS ) and other more severe diseases, which may be fatal, there can often be significant anxiety until a diagnosis is made.

However Berman and Sams said in 2000 that effectiveness was limited: basic skills are limited and troops suffer from a ' range of diseases.

However, the country lagged behind on the goals of eliminating extreme poverty and hunger, reducing child and maternal mortality, and combating diseases such as human immunodeficiency virus / acquired immune deficiency syndrome ( HIV / AIDS ) and malaria.

However, the heterozygous advantage hypothesis was proposed in one review in which the author himself writes, " Although cellular / molecular evidence presently is not available for this hypothesis, the CF mutation may be one of several mutations that have spread in European populations because they increased resistance to infectious diseases.

However, if any of these symptoms are prominent, it is important to exclude other diseases such as glaucoma, uveitis, keratitis and even meningitis or caroticocavernous fistula.

However, the American Society for Surgery of the Hand ( ASSH ) has issued a statement claiming that the current literature does not support a causal relationship between specific work activities and the development of diseases such as CTS.

However, chronic inflammation can also lead to a host of diseases, such as hay fever, periodontitis, atherosclerosis, rheumatoid arthritis, and even cancer ( e. g., gallbladder carcinoma ).

However, many subsequent studies have linked supplements, such as vitamins A and E, to various diseases and conditions, sometimes ones that they are supposed to prevent.

However, from the Great Depression era to the early 1940s, citrus growing became unprofitable because of pests and diseases, setting the impetus for the area's transformation into a suburb.

Prematurely released to the media by an unknown source, the preliminary study was publicly discredited ; However, its final conclusions – that Bedouin and Jewish residents near Ramat Hovav are significantly more susceptible than the rest of the population to miscarriages, severe birth defects, and respiratory diseases – passed a peer review several months later.

However these conclusions have been criticized because of the great variety of diseases — more than 40 — in this metastudy.

However, the classical vaccination approaches that have been successful in the control of various viral diseases by priming the adaptive immunity to recognize the viral envelope proteins have failed in the case of HIV-1.

However, most modern medical syringes are plastic with a rubber piston, because this type seals much better between the piston and the barrel and because they are cheap enough to dispose of after being used only once, reducing the risk of spreading blood-borne diseases.

However, emigrants to Denmark have contracted the same diseases as the rest of the population.

However, myalgia can also be caused by diseases, disorders, medications, or as a response to a vaccination.