Interrelationships among maternal and infant characteristics during the neonatal period.
D002652:Child Behavior; D005260:Female; D006801:Humans; D007227:Infant Nutritional Physiological Phenomena; D007231:Infant, Newborn / Q000523:psychology*; D008297:Male; D008425:Maternal Behavior; D009034:Mother-Child Relations; D010812:Physical Stimulation; D013391:Sucking Behavior