TY - RPRT TI - Constructing quantitative implementation scales from categorical services data. Examples from a multisite evaluation. AU - R G Orwin AU - L J Sonnefeld AU - D S Cordray AU - G M Pion AU - H I Perl PY - 1998 DO - 10.1177/0193841x9802200204 UR - https://pubmed.ncbi.nlm.nih.gov/10183306/ ID - 10183306 ER -