Mitra D, Davis KL, Baran RW. All-cause health care charges among managed care patients with constipation and comorbid irritable bowel syndrome. Postgrad Med. 2011 May 1;123(3):122-32.
Meyers JL, Candrilli SD, Kovacs B. Type 2 diabetes mellitus and renal impairment in a large outpatient electronic medical records database: rates of diagnosis and antihyperglycemic medication dose adjustment. Postgrad Med. 2011 May 1;123(3):133-43.