TY - GEN AU - Sakamoto,M AU - Fujii,H AU - Ionue,T TI - [Medical electronics in clinical obstetrics. 2] SN - 0047-1836 PY - 1973///0130 KW - Blood Chemical Analysis KW - Female KW - Fetal Diseases KW - diagnosis KW - Fetal Heart KW - Labor, Obstetric KW - Monitoring, Physiologic KW - Pregnancy N1 - Publication Type: Journal Article ER -