Cutaneous leishmaniasis in the Amazon region: natural infection of the sandfly Lutzomyia ubiquitalis (Psychodidae: Phlebotominae) by Leishmania (Viannia) lainsoni in Pará state, Brazil Leia mais sobre Cutaneous leishmaniasis in the Amazon region: natural infection of the sandfly Lutzomyia ubiquitalis (Psychodidae: Phlebotominae) by Leishmania (Viannia) lainsoni in Pará state, Brazil