海量图书期刊资源,随时随地畅享阅读乐趣
Origins and implications of handedness and relative birth weight for IQ in monozygotic twin pairsNancy L. Segal · 1989
Genetic and environmental factors in relative weight from birth to age 18: The Swedish Young Male Twins StudySilventoinen, K; Pietiläinen, K H; Tynelius, P; Sørensen, T I A; Kaprio, J; Rasmussen, F · 2007