title: Letter: Isolation of Leishmania braziliensis from a Costa Rican sandfly and its possible use as a human vaccine.
mesh_terms: D000818:Animals; D003364:Costa Rica; D006224:Cricetinae; D006801:Humans; D007891:Leishmania / Q000302:isolation & purification*; D007897:Leishmaniasis, Mucocutaneous / Q000276:immunology; D011576:Psychodidae; D011817:Rabbits; D014611:Vaccination; D014612:Vaccines / Q000302:isolation & purification*
chemical_list: D014612:Vaccines