7Motabagani MA. Morphological and morphometric study on the effect of simulated microgravity on rat testis[J].Chinese Journal of Physiology,2007,(04):199-209.
9Kamiya H,Sasaki S,Ikeuchi T. Effect of simulated microgravity on testosterone and sperm motility in mice[J].Journal of Andrology,2003,(06):885-890.
10Strollo F,Riondino G,Harris B. The effect of microgravity on testicular angrogen secretion[J].Aviation Space and Environmental Medicine,1998,(02):133-136.