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Mostrando ítems 121-128 de 128
Fecal rotaviruses, adenoviruses, corona virus like particles, and small round viruses in a cohort of rural costa rican children
(1985)
Excretion patterns of fecal viruses were studied in a cohort of 51 rural Costa Rican children. The presence of rotavirus, adenovirus, coronavirus-like particles, and small round viruses was investigated by electron microscopy ...
Efectos de la expansión bananera sobre la salud humana y el sistema ecológico
(1993)
Los europeos que arribaron al territorio de Costa Rica, le encontraron virtualmente recubierto de un manto de bosques y selvas milenarios, además de áreas menores de manglares y páramos, y algunos escasos claros con ...
Influence of Orally Administered Antibiotics on Faecal pH and Volatile Fatty Acid Concentrations on Infants and Young Children
(1990)
Faecal specimens were collected from infants and children with common infections who presented to the Paediatrics Outpatient Department of the National Children's Hospital, San Jose, Costa Rica or to the Paediatrics Clinic, ...
Sistema de clasificación de infecciones por virus de Inmunodeficiencia Humana (HIV)
(Rev. Cost. Cienc. Med., 7, 1986, 1986)
Las personas infectadas con el retrovirus del síndrome de inmunodeficiencia adquirida (SIDA) (1- 4)*, pueden presentar una variedad de manifestaciones que van desde la infección asintomática hasta la inmunodeficiencia ...
Environmental determinants and origins of malnutrition
(1977)
The characterization of protein-calorie malnutrition (PCM) more than 30
years ago led to its recognition as a scourge of underdeveloped societies (1).
For more than two decades, however, PCM was considered a medical ...
Estudio de Puriscal VIII. Efecto de intervenciones hospitalarias sobre la lactancia y la salud en el periodo neonatal
(Revista del Hospital Nacional de Niños 17(1y2):99-116, 1982)
Epidemiologic observations during 1976-1980 in the manternity of San Juan de Dios Hospital have shown benefice, effects of the following interventions: early mother-infant stimulation, rooming-in , breast-feeding, and ...
Extinction of Vibrio choleare in acidic substrata: contaminated cabbage and lettuce treated with lime juice
(1994)
Lime juice killed Malian of Vibrio cholerae 01, El Tor, Inaba, present on cabbage and lettuce contaminated in the laboratory. The lethal effect was evident within 5 min of exposure to lime juice. No vibrios could be recovered ...
Serum cholesterol, triglyceride, and high-density-lipoprotein concentrations in men with different dietary and exercise regimens in Puriscal, Costa Rica
(1986)
Mean serum cholesterol and triglyceride concentrations were higher for two
groups of sedentary middle-aged and elderly men than for a group of physically-active,
middle-aged farmers, all from rural Puriscal, Costa Rica. ...