Effect of BNT162b2 mRNA COVID-19 vaccine on sperm morphokinetics and DNA integrity: A prospective observational study in Japan by Yasuhiro Ohara, Shimpei Mizuta, Hidehiko Matsubayashi, Tomomoto Ishikawa, Tsuyoshi Takiuchi, Tadashi Kimura

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Laparoscopically diagnosed and treated ruptured metastatic ovarian tumor by Mai Nishimura, Sachiko Matsumoto, Yasuhiro Ohara, Kazuaki Imai, Shinichiro Wada, Takafumi Fujino

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Frozen-Thawed Embryo Transfer Using Autologous Oocytes Retrieved from Women Aged 45 Years: A Retrospective Study by Yosuke Suzuki, Hidehiko Matsubayashi, Yasuhiro Ohara, Kohei Yamaguchi, Masakazu Doshida, Takumi Takeuchi, Tomomoto Ishikawa

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Necrosis of the small intestine leading to a diagnosis of polyarteritis nodosa: a case report by Saori Yajima, Hiroshi Asano, Hiroyuki Fukano, Yasuhiro Ohara, Nozomi Shinozuka, Chih-Ping Li, Taketo Yamada

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Mesh penetrating the cecum and bladder following inguinal hernia surgery: a case report by Hiroshi Asano, Saori Yajima, Yoshie Hosoi, Makoto Takagi, Hiroyuki Fukano, Yasuhiro Ohara, Nozomi Shinozuka, Takaya Ichimura

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Intraovarian Injection of Lyophilized Platelet-Rich Plasma in Patients with Poor Ovarian Response by Aya Karino, Hidehiko Matsubayashi, Saki Saito, Yurino Ishibashi, Kento Usui, Masakazu Doshida, Takumi Takeuchi, Yosuke Suzuki, Yasuhiro Ohara, Tomomoto Ishikawa

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Investigating dosage effects of ovulation inhibitors on oocyte maturation in assisted reproductive technology: A retrospective study among patients with normal ovarian reserve by Mika Handa, Tsuyoshi Takiuchi, Sumika Kawaguchi, Yasuhiro Ohara, Masakazu Doshida, Takumi Takeuchi, Hidehiko Matsubayashi, Tomomoto Ishikawa, Sho Komukai, Tetsuhisa Kitamura, Tadashi Kimura

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Clinical relevance of a newly developed endometrial receptivity test for patients with recurrent implantation failure in Japan by Yasuhiro Ohara, Hidehiko Matsubayashi, Yosuke Suzuki, Yukiko Takaya, Kohei Yamaguchi, Masakazu Doshida, Takumi Takeuchi, Tomomoto Ishikawa, Mika Handa, Tatsuya Miyake, Tsuyoshi Takiuchi, Tadashi Kimura

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