The author explores whether reduced child mortality is needed in order to realize fertility transition by examining empirical evidence from Costa Rica, a developing country which decreased both child mortality and birth ...

Los envenenamientos por mordedura de serpiente constituyen un importante problema de salud pública en América Latina. La gran mayoría de estos envenenamientos son causados por mordeduras de serpientes de la familia Viperidae, ...

Coccidian parasites of the genus Cryptosporidium cause acute diarrhea in many vertebrates, including man. Recent reviews on the subject [1-5] were stimulated by demonstration of a chronic, debilitating and generally fatal ...

Geriatric depression and cognition impairment, including memory loss, are common neuropsychiatric disorders at old age. Diagnosing these conditions in the context of a general population-based survey conducted by nonmental ...

decline in the incidence of breast-feeding in many developing nations \--as been recorded in recent years, often in conjunction with (a) rapid changes in way of life, (b) migration from rural to urban,- centers, ...

The article illustrates the value of geocoding demographic surveys and conducting spatial analyses to understand the service supply environment and contraceptive behavior. Three Costa Rican data sets are geocoded and pooled ...

The close interactions between toxin-producing bacterial agents and the host in cases of diarrhea are reflected in several significant physiologic and nutritional alterations. The negative nutritional effects of diarrhea ...

La infección respiratoria es de importancia mundial por la alta morbilidad y mortalidad que causa. Se ha estimado que anualmente mueren 2,2 millones par infección respiratoria aguda. Este problema, importante en los países ...

Epidemiologic studies in tropical and subtropical regions highlighted the interaction between malnutrition and infectious disease and its contribution to determining morbidity and mortality in developing countries. There ...

Chronic disorders of the gastrointestinal tract may impair physical growth during infancy and childhood. Growth retardation has been particularly well documented in children with Crohn's disease and coeliac disease in which ...