Mother-infant interactions: effects of early handling of offspring on rat mothers' open-field behavior.
D000818:Animals; D000831:Animals, Newborn / Q000254:growth & development*; D001522:Behavior, Animal; D001835:Body Weight; D004644:Emotions; D005106:Exploratory Behavior; D005260:Female; D006234:Handling, Psychological; D008297:Male; D008425:Maternal Behavior; D009043:Motor Activity; D051381:Rats; D014886:Weaning