A study of the effect of the mother's presence during anesthesia induction.
D000758:Anesthesia; D001007:Anxiety; D002648:Child; D002673:Child, Hospitalized; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D010287:Parent-Child Relations; D011584:Psychology; D014068:Tonsillectomy