Male-women sets is the merely variety of twin partners discordant having sex and are also as preferred as same-sex dizygotic sets Lucas Calais-Ferreira, Marcos E Barreto, Everton Mendonca, Gillian S Dite, Martha Hickey, Paulo H Ferreira, Katrina J Scurrah, John L Hopper, Birthweight, gestational ages and you may familial confounding from inside the sex differences […]