M. Hayakawa

Progressive changes of the growth characteristics of the human diploid cells in serial cultivation in vitro.

M. Hayakawa, 1969, The Tohoku journal of experimental medicine.

Proteolytic activity of human gastric mucosa. I.

M. Hayakawa, 1951, Tohoku journal of experimental medicine.

An enzymological study for genesis of gastric ulcer.

M. Hayakawa, 1951, The Tohoku journal of experimental medicine.