An 18th-century French e-book called The art of boys recommended an extreme method of guaranteeing young children of one sexual intercourse. The creator suggests that 1 testicle and one ovary are supposed for each intercourse. By eliminating a testicle or ovary, kids of one other sexual intercourse might be assured.[fifty https://invitrofertilization31098.creacionblog.com/31660217/facts-about-egg-donor-process-revealed