López-Brea, M [Serological diagnosis of visceral leishmaniasis (kala azar) using Crithidia sp. as an antigen (preliminary report)]. [electronic resource] - Revista de sanidad e higiene publica - 1543-4 p. digital Publication Type: Journal Article ISSN: 0034-8899 Subjects--Topical Terms: AntigensChild, PreschoolCrithidia--immunologyFluorescent Antibody TechniqueHumansLeishmaniasis, Visceral--immunologyMaleSerologic Tests--methods