TY - RPRT TI - Physician distribution analysis based on Zip Code areas applied to dermatologists. AU - M Krasner AU - D L Ramsay AU - P E Weary PY - 1977 DO - 10.2105/ajph.67.10.974 UR - https://pubmed.ncbi.nlm.nih.gov/911010/ ID - 911010 ER -