Koji Chiba

Learning curves of microdissection testicular sperm extraction for nonobstructive azoospermia

Tomomoto Ishikawa, Ryuichiro Nose, Kohei Yamaguchi et al. · Fertility and Sterility · 2009 · 93 citations · Full text

Medicine, Urology, Assisted Reproductive Technologies +13

Significant improvement of sperm DNA quality after microsurgical repair of varicocele

Fuping Li, Kohei Yamaguchi, Keisuke Okada et al. · Systems Biology in Reproductive Medicine · 2012 · 77 citations · Full text

Medicine, Surgery, Fertility +16

Finasteride-associated male infertility

Koji Chiba, Kohei Yamaguchi, Fuping Li et al. · Fertility and Sterility · 2010 · 75 citations

Medicine, Endocrinology, Pharmacotherapy +17

Consensus and Diversity in the Management of Varicocele for Male Infertility: Results of a Global Practice Survey and Comparison with Guidelines and Recommendations

Rupin Shah, Ashok Agarwal, Parviz K. Kavoussi et al. · The World Journal of Men s Health · 2022 · 62 citations · Full text

Medicine, Urology, Andrology +15

Serum Hormones in Patients With Nonobstructive Azoospermia After Microdissection Testicular Sperm Extraction

Tomomoto Ishikawa, Kohei Yamaguchi, Koji Chiba et al. · The Journal of Urology · 2009 · 53 citations

Medicine, Endocrinology, Urology +16