Russell, A.L.International Nutrition Surveys: A Summary of Preliminary Dental Findings, J. dent. Res., 42:233-44, 1963.
2.
Russell, A.L. , Consolazio, C.F., and White, C.L.Periodontal Disease and Nutrition in Eskimo Scouts of the Alaska National Guard, J. dent. Res., 40 :604-13, 1961.
3.
Littleton, N.W.Dental Caries and Periodontal Diseases among Ethiopian Civilians, Pub. Hlth Rep. ( Wash.), 78:631-40, 1963.
4.
Greene, J.C.Oral Hygiene and Periodontal Disease, Amer. J. publ. Hlth, 53:913-22, 1963.
5.
Barros, L., and Witkop, C.J., JR. Oral and Genetic Study of Chileans 1960. III. Periodontal Disease and Nutritional Factors, Arch. oral Biol., 8:195-206, 1963.
6.
----. Oral and Genetic Study of Chileans, 1960. V. Factors That Influence the Severity of Periodontal Disease, ibid. , pp. 765-70, 1963.
7.
Waerhaug, J.Preliminary Report on WHO Periodontal Survey in Ceylon, October-December 1960 . World Health Organization, WHO/PA /175.62 (1962).
8.
Russell, A.L. , Leatherwood, E.C., Levan , Hien, and Van Reen , R.Dental Caries and Nutrition in South Vietnam, J. dent. Res., 44:102-11, 1965.
9.
Berry, F.B., and Schaefer, A.E.Program of the Interdepartmental Committee on Nutrition for National Defense , J. Amer. med Ass., 166:775-77, 1958.
10.
Interdepartmental Committee on Nutrition for National Defense.Manual for Nutrition Surveys. Washington : U.S. Government Printing Office, 1964.
11.
Slater, E.C. , and Morell, D.B.A Modification of the Fluorometric Method of Determining Riboflavin in Biological Materials, Biochem. J., 40:644, 1946.
12.
Interdepartmental Committee on Nutrition for National Defense.Republic of Vietnam Nutrition Survey. Washington : U.S. Government Printing Office , 1960.
13.
Russell, A.L.A System of Classification and Scoring for Prevalence Surveys of Periodontal Disease, J. dent. Res., 35:350-59, 1956.
14.
Stahl, S.S. , and Morris, A.L.Oral Health Conditions among Army Personnel at the Army Engineer Center, J. Periodont. , 26:180-85, 1955.
15.
Greene, J.C. , and Vermillion, J.R.The Simplified Oral Hygiene Index , J. Amer. dent. Ass., 68:7-13, 1964.