TY - GEN AU - Ainsworth,M D AU - Bell,S M TI - Infant crying and maternal responsiveness: a rejoinder to Gewirtz and Boyd SN - 0009-3920 PY - 1978///0524 KW - Conditioning, Operant KW - Crying KW - Female KW - Humans KW - Infant KW - Maternal Behavior KW - Reinforcement, Social N1 - Publication Type: Journal Article ER -