Table - link
||Human Homo sapiens
||Eve IS. A review of the physiology of the gastrointestinal tract in relation to radiation doses from radioactive materials. Health Phys. 1966 Feb12(2):131-61. p.135 table 5PubMed ID5331053
||After Wilson, quoted by: C. H. Best and N. B. Taylor The Physiological Basis of Medical Practice (6th Ed.). Bailliere, Tindall & Cox, London (1955).
||p.134 right column 3rd paragraph:”Table 5 gives some further figures for the proportion of a meal left in the stomach after fixed periods of time (from X-ray studies).”