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3) Frankle, S. N.: The Effects of Separation and Nonseparation of the Mother and the P r e-School Child in the Dental Office, The sis, Tufts University, January, 1961.
4 ) Frankle, S. N., Shiere, F. R. and Fogel, H. E.: Should the Parent Remain with the Child in the Dental Operatory, J Dent Child, 29: 150 -163, 1962.
5) Kimm elman, B. B.: Management of Sensitive Children in a General Dental Practice, J Dent Child. 31: 146-150. 1964.