Quality improvement in gastroenterology: a US perspective.
Pike
Irving M
IM
Tidewater, PLLC, Virginia Beach, VA 23464, USA. ixp@cox.net
D003695:Delivery of Health Care / Q000592:standards*; D005762:Gastroenterology / Q000592:standards*; D006801:Humans; D011787:Quality of Health Care / Q000639:trends*; D014481:United States