TY - RPRT TI - Empirically derived subtypes of pervasive developmental disorders: a cluster analytic study. AU - J A Sevin AU - J L Matson AU - D Coe AU - S R Love AU - M J Matese AU - D A Benavidez PY - 1995 DO - 10.1007/bf02178188 UR - https://pubmed.ncbi.nlm.nih.gov/8720027/ ID - 8720027 ER -