TY - RPRT TI - Behavior modification approach to a school-phobia case. AU - M Hersen PY - 1970 DO - 10.1002/1097-4679(197001)26:1<128::aid-jclp2270260140>3.0.co;2-n UR - https://pubmed.ncbi.nlm.nih.gov/5410469/ ID - 5410469 ER -