Experiments and observations on digestion : an inaugural essay for the degree of doctor of medicine. Submitted to the examination of the Rev. John Andrews, D.D. Provost (pro tempore) the trustees and medical professors of theUniversity of Pennsylvania, on the eighth day of june, 1803 / by Oliver H. Spencer.
- Philadelphia : Printed at the Office of the Gazette of the United States, 1803.
32 p. ; 20 cm.