@article{article8bb617c8, title = {Trypanosoma cruzi amastigotes: development in vitro and infectivity in vivo of the forms isolated from spleen and liver}, author = {Umezawa, Eufrosina Setsu and Milder, Regina Vugman and Abrahamsohn, Ises de Almeida}, year = {1985}, journal = {Acta Tropica} }