Dean, H.T., Domestic Water and Dental Caries. Jour. Am. Water Wks. Assn., 35: 1161, September 1943.
2.
Bibby, B.G., A New Approach To Caries Prophylaxis: A preliminary report on the use of fluoride applications. Tufts Dental Outlook, May 1942 . Abstract in J. D. Res., 21: 314,1942, also The effect of sodium fluoride applications on dental caries, J. D. Res., 22: 207, 1943.
3.
Cheyne, V.D., Human Dental Caries and Topically Applied Fluorine: A Preliminary Report. J. A. D. A., 29 : 804, 1942.
4.
Knutson, J.W. AND Armstrong, W.D., The effect of topically applied sodium fluoride on dental caries experience.Pub. Health Rep., 68: 1701, Nov. 19, 1943.
5.
Jay, Philip , in Gordon, S.M., Bacteriological and Immunologic Changes in Dental Caries. In Dental Science and Dental Art. (Philadelphia, Lea & Febiger: 1938); Chapt. 10.
6.
Bodecker, C.F. , Modified dental caries index. J. A. D. A. 26: 1453, 1939.
7.
McClure, F.J. , Observations On Induced Caries in Rats. III. Effect of fluoride on rat caries and on composition of rats' teeth. J. Nutrit., 22: 391, 1941.
8.
Klein, Henry, The dental status and dental needs of young adult males, rejectable, or acceptable for military service, according to Selective Service dental requirements. Pub. Health Rep., 56: 1369, July 4, 1941.