I. Matsunaga

Ultrasonographic identification of polycystic ovary.

T. Hata, M. Kitao, I. Matsunaga, 2010, Asia-Oceania journal of obstetrics and gynaecology.

Precise day of ovulation determined by real‐time ultrasound evidence of graafian follicular development

T. Hata, M. Kitao, I. Matsunaga, 1983, International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.

An epidemic of acute haemorrhagic conjunctivitis caused by enterovirus 70 in Okinawa, Japan, in 1994

S. Ohno, H. Ishikawa, K. Aoki, 1999, Graefe's Archive for Clinical and Experimental Ophthalmology.

Ultrasonic assessment of cause of genital bleeding during pregnancy.

T. Hata, I. Matsunaga, Y. Nagahara, 2010, Journal of Obstetrics and Gynaecology Research.

Clinical usefulness and false-positive results of CA 125 as a tumor marker of ovarian cancer —A study on 674 patients—

M. Kitao, Kentaro Takahashi, O. Iwanari, 1986, The Japanese journal of surgery.

Studies on serum CA125 levels in pregnant women.

K. Takahashi, M. Kitao, I. Matsunaga, 1985, Nihon Sanka Fujinka Gakkai zasshi.

[Differential diagnosis between leiomyomata uteri and adenomyosis using CA 125 as a new tumor marker of ovarian carcinoma].

K. Takahashi, F. Murao, M. Kitao, 1985, Nihon Sanka Fujinka Gakkai zasshi.

M-mode echocardiographic assessment between normal heart rate and bradycardia in one twin at 36 weeks gestation.

T. Hata, O. Takamiya, I. Matsunaga, 2010, Asia-Oceania journal of obstetrics and gynaecology.

Antenatal echo- and electrocardiographic diagnosis of supraventricular and ventricular premature beats: a case of an ostium secundum atrial septal defect

T. Hata, K. Hata, M. Kitao, 1985 .