(n.) That branch of science which treats of epidemics.
Example Sentences:
(1) Consensual but rationally weak criteria devised to extract inferences of causality from such results confirm the generic inadequacy of epidemiology in this area, and are unable to provide definitive scientific support to the perceived mandate for public health action.
(2) The epidemiology of HIV infection among women and hence among children has progressively changed since the onset of the epidemic in Western countries.
(3) Subtypes of HBs Ag are already of great use in the epidemiology of hepatitis B virus infections; yet they may have additional significance.
(4) Because of the dearth of epidemiological clues as to causation, studies with experimental animal models assume greater importance.
(5) Epidemiological studies on low risks involve a number of major methodological difficulties.
(6) The purpose of this paper is to discuss the potential for integrating surveillance techniques in reproductive epidemiology with geographic information system technology in order to identify populations at risk around hazardous waste sites.
(7) The clinical and epidemiological aspects of these 35 cases are discussed.
(8) We present a mathematical model that is suitable to reconcile this apparent contradiction in the interpretation of the epidemiological data: the observed parallel time series for the spread of AIDS in groups with different risk of infection can be realized by computer simulation, if one assumes that the outbreak of full-blown AIDS only occurs if HIV and a certain infectious coagent (cofactor) CO are present.
(9) Schistosomal obstructive uropathy was studied by clinical, laboratory epidemiologic and pathologic analysis in 155 Egyptian patients treated surgically.
(10) The epidemiological effectiveness of dipyridamol, an interferon-inducing agent used for the prevention of influenza and viral acute respiratory diseases, was tested in 4 epidemiological trials, 3 of them carried out as double blind trials.
(11) Studies of diarrhoeal disease have been limited mainly to descriptive epidemiological investigations.
(12) This preliminary study estimates the occurrence of concurrent helminth infection in Africa and Brazil to determine whether such an approach is justified epidemiologically.
(13) This method can characterize reliably flavivirus field isolates at the molecular level without extensive virus propagation and molecular cloning, and will be a valuable tool for molecular epidemiological studies.
(14) In this series, the association between the anomalous ductal insertion and biliary tract disease cannot be established, since the method of patient selection obviates any epidemiologic consideration.
(15) This may help explain the poor correlation of low-back pain with radiographic degenerative changes reported in previous epidemiologic studies.
(16) Nevertheless, they are still being widely used, since in most cases only the epidemiology of the disease points to the etiologic role of A. cantonensis.
(17) However, the epidemiology and clinical course of AIDS are different in Africa and in the West.
(18) The author formulates possible approaches to the solution of the information problem in epidemiology.
(19) As yet there is no evidence that the occurrence of savanna flies in the rain forest zone of Liberia was of epidemiological significance.
(20) A 12-month epidemiological survey of attacks of acute myocardial infarction was carried out in a large urban population.
Toxicology
Definition:
(n.) The science which treats of poisons, their effects, antidotes, and recognition; also, a discourse or treatise on the science.
Example Sentences:
(1) This new protocol has increased the effectiveness of the toxicology laboratory and enhanced the efficiency of the house staff.
(2) Microscopic examination of lesions from F1a and F2a animals, of gonads from F1b and F2b and of selected tissues from the F3a generation revealed no changes of toxicological significance.
(3) The significance of the present findings on the mutual suppression of metabolism between benzene and toluene is discussed in relation to solvent toxicology and biological monitoring of exposure to the solvents.
(4) The toxicological findings of this case are compared to the results of two chloroquine suicide cases and discussed in the context of the referring literature.
(5) The cause of death was confirmed by autopsy and toxicological analysis.
(6) No gross toxicological effects were noted in the experimental fish, although their weight gain was less than that of the controls.
(7) Khera (1973, 1975, 1977) reported that administration of ETU to pregnant rats could induce anomalies in the visceral organs and the central nervous system of fetuses in food toxicology.
(8) A full autopsy and toxicological examination have been ordered.
(9) The fellowships primarily last one year, are research oriented, and place a large emphasis on toxicology, emergency medical services, and critical care.
(10) The development of the hydrogelic occlusive device called the P-block is described including developmental steps of the design of the device as well as the experience gained concerning the hydrogel of the device, shelf life, animal and human toxicology, insertion techniques, analgesia, check-up for retention in situ, actual efficacy of the method, mode of action of the device, complication rates, patient acceptance, continuation rates, possible reversibility and future perspectives of the method.
(11) A scientific rather than a routine approach in toxicology is emphasized.
(12) A toxicology screen obtained after transfer was positive only for diazepam and phenobarbital.
(13) Finally, knowledge regarding the mechanism of toxicological action provided valuable information in relating toxicological properties among the aliphatic nitriles.
(14) Further studies are needed to determine the identity and toxicological properties of the non-volatile N-nitroso compounds.
(15) Isocyanates are highly reactive chemicals capable of causing a multitude of toxicologic effects including respiratory irritation, dermal irritation, contact sensitivity, and pulmonary hypersensitivity.
(16) To compare the efficacy of structured questionnaire screening and prenatal urine toxicology for the detection of substance use by pregnant women, and to describe substance use patterns in a group of women presenting to a university-based obstetric clinic.
(17) In toxicological studies, the test compound FOE 3440 A, a [(3,5-dichloro-2-pyridyl)oxy]phenoxypropanoate with herbicidal properties, produced a severe increase in weight and an intensive induction of monoxygenases activity in the mouse, but not in the rat.
(18) These toxicology studies allow an appropriate starting dose to be selected for clinical trials.
(19) In a multi-generation experiment with 120 hens of the species White Leghorn per group kept in cages, the influence of 5%, 7.5% and 15% 'fermosinR' torula yeast in the ration of mixed feed on various performance parameters in the 364-day laying period was investigated under long-term toxicologic aspects.
(20) In the future, it will be necessary to cooperate with the departments of epidemiology, toxicology and clinical medicine for the purpose of estimating the risk of these occupations and the health care administration of the exposed workers.