Rappoport, S. , and Kaplan, W.D.Chromosomal Aberrations in Man, J. Pediat., 59:415-38, 1961.
2.
Hirschhorn, K., and Cooper, H.L.Chromosomal Aberrations in Human Disease , Amer. J. Med., 31: 442-70, 1961.
3.
Knobloch, H. , and Pasamanick, B.Mental Subnormality, New Engl. J. Med., 266:1045-51, 1092-97, 1155-61, 1962.
4.
Penrose, L.S. , Ellis, J.R., and Delhanty , J.D.A., Chromosomal Translocation in Mongolism in Normal Relatives, Lancet, 2:409-10, 1960.
5.
Carter, C.O. , Hamerton, J.L., Gunlap, A., and Weller, S.D.V.Chromosome Translocation as a Cause of Familial Mongolism,Lancet, 2:678-80, 1960.
6.
Making, S., Tonomura, A., and Matsunaga, E.Chromosomal Studies in Ten Cases of Mongolism, Proc. Japan. Acad., 36:670-74, 1960.
7.
Fraccaro, M. , Maijser, K., and Lindsten, J.Chromosomal Abnormalities in Father and Mongol Child, Lancet, 1:724-27, 1960.
8.
Ek, J.I. , Falk, V., Bergman, S., and Reitalu, J.Male Mongoloid with 46 Chromosomes, Lancet, 2: 526-27, 1961.
9.
Breg, W.R., Miller,0. J., and SCHMICKEL, R. D. Chromosomal Translocations in Patients with Mongolism and Their Normal Relatives, New. Engl. J. Med., 266:845-52, 1962.
10.
Hall, B.Down's Syndrome (Mongolism) with Normal Chromosomes, Lancet , 2:1026-27, 1962.
11.
Atkins, L., O'Sullivan, M.A., and Pryles, C.V.Mongolism in Three Siblings with 46 Chromosomes, New Engl. J. Med., 266:631-35, 1962.
12.
Ford, C.E., Jones, K.W., Miller, O.J., Mittwoch, U., Penrose, L.S., Ridler, M., and Shapiro, A.The Chromosomes in a Patient Showing Both Mongolism and the Klinefelter Syndrome , Lancet, 1 : 709-10, 1959.
13.
Buckton, K.E. , Harnden, D.G., Baikie, A.G., and Woods, G.E.Mongolism and Leukemia in the Same Sibship , Lancet, 1:171-72, 1961.
14.
Warkany, J. , Schubert, W.K., and Thompson , J.N.Chromosome Analyses in Mongolism (Langdon-Down Syndrome) Associated with Leukemia, New Engl. J. Med., 268:1-4, 1963.
15.
Gorlin, R.J.Chromosomal Abnormalities and Oral Anomalies , J. dent. Res., 42:1297-1306, 1963 .
16.
Moorrees, C.F.A. , Thomsen, S. 0., Jensen, E., and Yen, P.K.Mesiodistal Crown Diameters of the Deciduous and Permanent Teeth in Individuals, J. dent. Res., 36:39-47, 1957.
17.
Massler, M. , and Schour, I.The P.M.A. Index of Gingivitis, J. dent. Res., 28:634, 1949 (abstr.).
18.
Russell, A.L.A System of Classification and Scoring for Prevalence Surveys of Periodontal Disease, J. dent. Res., 35:350-59, 1956.
19.
Roche, A.F., and Sunderland, S.Postmortem Observations on Mongoloid Crania, J. Neuropath. exp. Neurol., 19:554-58, 1960.
20.
Roche, A.F., Seward, F.S., and Sunderland, S.Growth Changes in the Mongoloid Head, Acta Pediot., 50:133-40, 1961.
21.
---. Nonmetrical Observations on Cranial Roentgenograms in Mongolism , Amer. J. Roentgenol., 85: 659-62, 1961.
22.
Seward, F.S., Roche, A.F., and Sunderland, S.The Lateral Cranial Silhouette in Mongolism, Amer. J. Roentgenol. , 85:653-58, 1961.
23.
Greig, D.M.The Skull of the Mongolian Imbecile, Edinburgh Med. J., 34:253-74, 321-339, 1927.
24.
Benda, C.E.The Child with Mongolism (Congenital Acromicria). New York : Grune & Stratton, Inc., 1960 .
25.
Öster, J.Mongolism (Copenhagen Univ. Opera Ex Domo), Biol. Hered. Hum. , 32:1-206, 1953.
26.
Levinson, A., Friedman, A., and Stamps, F.Variability of Mongolism, Pediatrics, 16:43-54, 1955.
27.
Osborne, R.H. , Horowitz, S.L., and Degeorge , F.V.Genetic Variation in Tooth Dimensions: A Twin Study of the Permanent Anterior Teeth, Amer. J. hum. Genet., 10:350-56, 1958.
28.
Horowitz, S.L. , Osborne, R.H., and Degeorge , F.V.Hereditary Factors in Tooth Dimensions: A Study of the Anterior Teeth in Twins, Angle Orthodont., 28:87-93, 1958.
29.
Hrdlička, A.Further Studies of Tooth Morphology, Amer. J. phys. Anthrop., 4: 141-76, 1921.
30.
Meskin, L.H. , and Gorlin, R.J.Agenesis and Peg-shaped Permanent Maxillary Lateral Incisors, J. dent. Res., 42:1476-79, 1963.
31.
Winer, R.A. , and Cohen, M.M.Dental Caries in Mongolism, Dent. Progr., 2:217-19, 1962.
32.
Massachusetts Dept. Of Public Health, Division Of Dental Health.Dental Caries Experience in Permanent Teeth in 14,192 Massachusetts Children, Ages 6-13, from 26 Massachusetts Communities (unpublished data).
33.
Winer, R.A. , Cohen, M.M., and Chauncey , H.H.Parotid Secretion Rate, pH Sodium and Potassium Values in Mentally Subnormal Persons, Abstr. 41st Gen. Meeting Int. Ass. dent. Res., 1963.
34.
Cohen, M.M. , Winer, R.A., Schwartz, S., and Shklar, G.Oral Aspects of Mongolism, Oral Surg., 14: 92-107, 1961.