TY - JOUR T1 - Development of an Extraction Protocol for Fetal Sexing from the Fourth Week of Gestation by Real Time PCR JO - Brazilian Archives of Biology and Technology A1 - Oliveira, Edwin José Torres de A1 - Rabacow, Ana Paula Maluf A1 - Figueiredo, Bruno Pereira de A1 - Ishikawa, Raíssa Borges A1 - Pessatto, Lucas Roberto A1 - Pelizaro, Bruno Ivo A1 - Figueiredo, Helder Pereira de A1 - Oliveira, Rodrigo Juliano SN - 1516-8913 UL - 10.1590/1678-4324-2019180382 VL - 62 Y1 - 2019 PB - Brasil ER -