TY - RPRT TI - In vitro allergy testing needs better standardization--test results from different laboratories lack comparability mostly due to missing effective standards. AU - W Aberer AU - B Kränke AU - A Hager AU - G Wick PY - 1995 DO - 10.1159/000237122 UR - https://pubmed.ncbi.nlm.nih.gov/7647589/ ID - 7647589 ER -