0 }. h% d# P! } j5 m, m6 q, v如题: 8 `% N$ Q* `6 e% U+ K9 }" @Urol Int. 2007;79(3):231-4.0 e* y8 C" S8 Z% k$ ]
" l% l3 J6 R$ L Male age and sperm necrosis in assisted reproductive technologies. : Y# q, n2 E. _+ W , T) `; P3 b% R5 \) D6 F9 _Siddighi S, Chan CA, Patton WC, Jacobson JD, Chan PJ. ) {5 A! H. R2 G5 Y3 b9 {SourceDepartment of Gynecology and Obstetrics, Loma Linda University School of Medicine, Loma Linda, Calif, USA., U7 P9 x, N+ k) B. C% R