Doron, Paul Rimer

Paul Rimer Doron, Paul R. Doran & Paul River Doron are all probably the same person.

See History of Arizona medicine; collections of Orville Harry Brown, M.D. [AHSL Special Collections WZ 70 AA7 H673].
Quebbeman, Frances E. Medicine in territorial Arizona. Phoenix : Arizona Historical Foundation, 1966, page 339.

Transactions of the Arizona Medical Association ... May 28-29, 1907, pp. 120: Members of the Arizona Medical Association -- Santa Cruz County Medical Society. … Doran, P. R. ... Patagonia [http://books.google.com/books?id=3skCAAAAYAAJ]

J Am Med Assoc, Apr 1909; LII: 1114: Society Meetings. –The annual meeting of Santa Cruz County Medical Society was held in Nogales, March 8, when the following officers were elected: President, Dr. Albert L. Gustetter, Nogales; vice-president, Dr. Paul R. Doran [i.e., Doron], Patagonia; censor, Dr. William F. Chenoweth, Nogales; secretary-treasurer, Dr. Alfred C. Kingsley, Nogales; and committee on public health legislation, Drs. Adolphus H. Noon and Harry W. Purdy, Nogales.
J Am Med Assoc, Nov 1918; 71: 1761: Paul Rimer Doron, Phoenix, Ariz. ; Washington University, St. Louis, 1905; aged 35; who went as a volunteer from Phoenix, to assist in the fight against influenza at Bisbee, Ariz., died about October 31, at his home, from pneumonia following influenza.

See Orville Harry Brown, M.D. collections [AHSL Special Collections WZ 70 AA7 H673], vol. 2, p. 149. Name appears as “Doron, Paul River.”