8Gardner DK, Reed L, Linck D, et al. Quality control in human in vitro fertilization[J]. Seminars in Reproductive Medicine, 2005,23 : 319 -324.
9Cookes S, Tyler JP, Driscoll G. Objective assessment of temperature maintenance using in vitro culture techniques [ J ]. J Assist Reprod Gent,2002,19:368 - 375.