The Statistical Observation of Perinatal Death
周産期死亡の統計的観察

Hiroshi KUBO, Masao YANO, Keiko HANAWA, Junko KATAOKA
1965 Japanese Journal of National Medical Services  
doi:10.11261/iryo1946.19.123 fatcat:shw6gd7wxzeyrclmq2bj56akvu