TY - RPRT TI - The classification of patients into diagnostic groups using cluster analysis. AU - M H Chignell AU - B G Stacey PY - 1981 DO - 10.1002/1097-4679(198101)37:1<151::aid-jclp2270370129>3.0.co;2-4 UR - https://pubmed.ncbi.nlm.nih.gov/7204591/ ID - 7204591 ER -