TY - RPRT TI - Observer variability in endometrial cytology using kappa statistics. AU - F Tezuka AU - T Namiki AU - H Higashiiwai PY - 1992 DO - 10.1136/jcp.45.4.292 UR - https://pubmed.ncbi.nlm.nih.gov/1577966/ ID - 1577966 ER -