H. Higa

Age of menopause in Japanese women: trends and recent changes.

H. Sunagawa, S. Kono, Y. Sunagawa, 1990, Maturitas.

[Effects of catecholestrogen and catecholestrogen 2-monomethyl ether on serum lipids and lipoproteins in rats].

H. Higa, 1990, Igaku kenkyu. Acta medica.

Effects of catecholestrogen 2-monomethyl ether on serum cholesterol and lipoprotein levels.

H. Sunagawa, S. Kono, H. Higa, 2010, Asia-Oceania journal of obstetrics and gynaecology.

[Hypocholesterolemic effect of catechol estrogen 2-monomethyl ether].

H. Sunagawa, S. Kono, H. Higa, 1987, Nihon Naibunpi Gakkai zasshi.