Lead and molybdenum in soils and forage near an atmospheric source 

Interaction between glutathione and ampicillin: an a.c. polarographic method 

An electroactive metabolite from amoxycillin 

Electrochemical evidence for interaction between glutathione and ampicillin 

Photochemistry of aliphatic aldehydes 

Photochemistry of alkyl pyruvates 

Bromide/chloride counterion exchange at the surfaces of dioctadecyldimethylammonium vesicles 

Urease of Spirulina maxima 

Effect of acute ethanol ingestion on lipoperoxidation and on the activity of the enzymes related to peroxide metabolism in rat liver 

Chagas' disease in Chile. Urban sections. III. Frequency of chagasic infection in mothers and newborns from the hospital of Copiapo (III Region, Chile) ENFERMEDAD DE CHAGAS EN CHILE. SECTORES URBANOS. III. FRECUENCIA DE LA INFECCION CHAGASICA EN MADRES Y