Big data, high-performance computing, and (deep) machine learning are increasingly
becoming key to precision medicine—from identifying disease risks and taking preventive …

Hepatitis A virus (HAV) is spread by faecal–oral contact or ingestion of contaminated food or
water. Lifelong immunity is conferred by infection or vaccination, so anti-HAV …

A review of the data on infectivity per contact for transmission of the HIV suggests that the
infectivity may be on the order of 0.1–0.3 per anal intercourse in the period of the initial infection…

A maximum likelihood procedure is given for estimating houshold and community transmission
parameters from observed influenza infection data. The estimator for the household …

The occurrence of influenza was followed in Tecumseh, Michigan during the five year
period 1976–1981 by identifying onset of acute respiratory illness and by virus isolation and …

A national serosurvey was conducted in Mexico from March to October 1986 to identify
predictors of dengue transmission and target areas at high risk of severe annual epidemics. A …

Background Hepatitis A virus (HAV) infection confers long-term immunity, so mathematical
analysis of age-specific seroprevalence in populations can reveal changes in the infection …

The combination of two factors gives early HIV infection an especially strong influence on
transmission dynamics:(a) increased transmission probabilities and (b) increased transmission …

… Koopman et al.14 studied 50 individuals under age 29 from each of 70 villages in Mexico
with regard to their dengueantibody levels and dengue risk factors. Only one individual …

… Welch G, Chick SE, Koopman JS. Effect of concurrent partnerships and sex-act rate on …
Koopman JS, Chick SE. Models for evaluating network statistics and surveillance procedures: …