重庆某城区儿童青少年男性青春期性征发育流行病学研究
郭靖,王宏,曹型远,窦义蓉
Epidemiological investigation of puberty development among school-aged boys in Chongqing urban
DOU Yi-rong
中国儿童保健杂志 . 2014, (11): 1144 -1146 .  DOI: 10.11852/zgetbjzz2014-22-11-08