J Indian Soc Pedod Prev Dent. 2002 Jun; 20(2):41-6.

[J Indian Soc Pedod Prev Dent. 2002]

Pediatr Dent. 1997 May-Jun; 19(4):262-6.

[Pediatr Dent. 1997]

Rev Assoc Paul Cir Dent. 1980 Jul-Aug; 34(4):332-9.

[Rev Assoc Paul Cir Dent. 1980]

Compend Contin Educ Dent. 1999 Feb; 20(2):89-92, 94-6, 98-100 passim; quiz 106.

[Compend Contin Educ Dent. 1999]

J Dent. 1976 May; 4(3):101-15.

[J Dent. 1976]