Department of Obstetrics and Gynecology;
Kawasaki Medical School;
Kurashiki City;
Japan;
Department of Foods and Human Nutrition;
Notre Dame Seishin University;
Okayama City;
Japan;
Department of Public Health;
Kawasaki Medical School;
Kurashiki City;
Japan;
General; Health; Questionnaire; (GHQ-28); Mother-to-Infant; Bonding; Scale; (MIBS); Edinburgh; Postnatal; Depression; Scale; (EPDS); Salivary; Cortisol; Salivary; Chromogranin; A;