Note 221 — Introductory material (continued 2)
Reading edition
After subcutaneous injection of barium chlorid, Lewin, by means of the spectroscope, has found barium in the stomach walls. Lewin, L. Schicksal körperfremder chem. Stoffe im Menschen u. besonders ihre Ausscheidung. Deutsch. Med. Woch., vol. 32, p. 173. 1906.