TY - GEN AU - Van Demark,D R TI - Clinical research methodology in evaluating the therapeutic process SN - 0009-8701 PY - 1971///0429 KW - Adolescent KW - Audiometry KW - Cephalometry KW - Child KW - Child Behavior KW - Cineradiography KW - Cleft Lip KW - rehabilitation KW - Cleft Palate KW - Humans KW - Manometry KW - Methods KW - Operations Research KW - Phonetics KW - Speech Therapy KW - Tape Recording N1 - Publication Type: Case Reports; Journal Article ER -