TY - RPRT TI - How many IRT parameters does it take to model psychopathology items? AU - Steven P Reise AU - Niels G Waller PY - 2003 DO - 10.1037/1082-989x.8.2.164 UR - https://pubmed.ncbi.nlm.nih.gov/12924813/ ID - 12924813 ER -