Behavioral management of children's distress during painful medical procedures.
D000223:Adaptation, Psychological; D000293:Adolescent; D001521:Behavior Therapy / Q000379:methods*; D001707:Biopsy, Needle; D001853:Bone Marrow / Q000473:pathology*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007938:Leukemia / Q000523:psychology / Q000628:therapy*; D008297:Male; D013129:Spinal Puncture / Q000523:psychology*