Roentgen-Ray Indications for Tooth Extraction the Medical Roentgenologist Offers an Impartial Survey for the Physician,the Dentist,and the Patient

Billings, F. 1914 Journal of the American Medicad Association, lxiii, p. 2024.

Black, A.D. 1917 Journal of the American Medical Association, lxix, pp. 599, 603.

Grieves, C.J. 1918 Journal of the National Dental Association, v, pp. 783, 789.

Head, J. 1917 Modem dentistry, p. 367. Philadelphia and London; W. B. Saunders Company.

Hunter, W. 1918 Dental Cosmos, lx, p. 594.

Moorehead, F.B. 1916 Journal of the American Medical Association, Ixvii, pp. 845, 847.

Pond, S.E. , AND Price, W.A. 1918 Journal of the National Denlal Association, v, p. 855.

Potter, H.E. 1917 Journal of the American Medical Association, lxviii, p. 417.

Thoma, K.H. 1916 Oral abscesses, p. 16. Boston; Ritter & Company.

Vaughan, H.S. Personal communication. Compare with Vaughan in the Journal of Dental Research, 1919, i; section of "Proceedings," p. xxiv.