Now showing items 151-158 of 158
El patrón internacional para la oleandomicina
At the request of the WHO Expert Committee on Biological Standardization six laboratories situated in four countries undertook a collaborative study of two samples of a common batch of oleandomycin, of which the first was ...
El problema de las enfermedades venéreas en las Américas
Analysis of the data supplied by the American countries in the questionnaire sent out by PAHO in 1969 shows a rise in the incidence and prevalence of venereal diseases, reflected in greater morbidity and mortality as well, ...
As toxicomanias no apos-guerra
It is common knowledge that during and shortly after wars there is a tendency towards greater use of narcotics. This was first noticed after the Civil War in the United States when drug addition became so widespread that ...