title: Proceedings: Serological surveys in the tropics: reliability of the method of collecting blood on absorbent paper.
mesh_terms: D000906:Antibodies; D001424:Bacterial Infections / Q000097:blood; D001800:Blood Specimen Collection; D005455:Fluorescent Antibody Technique; D006801:Humans; D010209:Paper; D010272:Parasitic Diseases / Q000097:blood; D010963:Plasmodium falciparum / Q000276:immunology; D010966:Plasmodium vivax / Q000276:immunology; D014329:Tropical Climate; D014349:Trypanosoma cruzi / Q000276:immunology; D014777:Virus Diseases / Q000097:blood
chemical_list: D000906:Antibodies