Physiological and clinical aspects of short chain fatty acids, 1995: CIP t.p. (John H. Cummings) galley (FRCP, Dunn Clinical Nutrition Centre, Cambridge, UK)

Short chain fatty acids, c1994: t.p. (John Cummings; Cambridge Univ., Cambridge, UK) contents p. (John H. Cummings) list of authors (J.H. Cummings; Dunn Clinical Nutrition Centre, Cambridge, UK)

BLNAL database, viewed 23 October 2013 (access point: Cummings, John, 1942-, born 7 February 1942, John Hedley Cummings)

Dundee University School of Medicine web site, 23 October 2013 (Professor John H. Cummings, Emeritus Professor of Experimental Gastroenterology, Ninewells Hospital and Medical School, Dundee)