Comment on

• Does inappropriate use explain small-area variations in the use of health care services?

  Leape LL, Park RE, Solomon DH, Chassin MR, Kosecoff J, Brook RH. Leape LL, et al. JAMA. 1990 Feb 2;263(5):669-72. JAMA. 1990. PMID: 2404147
• Does inappropriate use explain geographic variations in the use of health care services? A study of three procedures.

  Chassin MR, Kosecoff J, Park RE, Winslow CM, Kahn KL, Merrick NJ, Keesey J, Fink A, Solomon DH, Brook RH. Chassin MR, et al. JAMA. 1987 Nov 13;258(18):2533-7. JAMA. 1987. PMID: 3312655