Authors: P Yuan; Z K Liang; H Liang; L Y Zheng; D Li; J Li; J Zhang; J Tian; L H Lai; K Zhang; Z Y He; Q X Zhang; W J Wang Journal: Andrology Date: 2019-02-27 Impact factor: 3.842
Authors: A Anguiano; R D Oates; J A Amos; M Dean; B Gerrard; C Stewart; T A Maher; M B White; A Milunsky Journal: JAMA Date: 1992-04-01 Impact factor: 56.272