The Bristol Stool Scale (Lewis and Heaton, 1997)
What kind of shit are you? I know a few Type 1s, 4s and 7s.
Lewis, S.J. and Heaton, K.W. (1997) Stool form scale as a useful guide to intestinal transit time". Scand. J. Gastroenterol. 32(9): 920 – 924.
8 April 2012
Created by Clem Kuek