K. Tastumi

Clinical application of a new assisted hatching method using a piezo-micromanipulator for morphologically low-quality embryos in poor-prognosis infertile patients.

S. Fujii, H. Fujiwara, T. Honda, 1999, Fertility and sterility.

A new assisted hatching technique using a piezo-micromanipulator.

H. Fujiwara, T. Higuchi, T Mori, 1998, Fertility and sterility.