TY - JOUR AB - Article PDF first page preview Close This content is only available as a PDF. © American Society of Clinical Pathologists TI - Letters to the Editor JO - Laboratory Medicine DO - 10.1093/labmed/24.12.803 DA - 1993-12-01 UR - https://www.deepdyve.com/lp/oxford-university-press/letters-to-the-editor-bUW40B8dyb SP - 803 EP - 804 VL - 24 IS - 12 DP - DeepDyve ER -