TY - GEN AU - Lanphear,B J AU - Burmeister,B J AU - Ehrmeyer,S S AU - Laessig,R H AU - Hassemer,D J TI - Review of actual proficiency-testing performance under CLIA '67 (March 14, 1990) rules: perspective from the first year's data SN - 0009-9147 PY - 1992///0813 KW - Chemistry, Clinical KW - legislation & jurisprudence KW - Evaluation Studies as Topic KW - Humans KW - Laboratories KW - Licensure KW - Quality Control N1 - Publication Type: Journal Article ER -