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Submitted on: 29 November 2002.
Revised on: 01 March 2003.
Accepted on: 29 April 2003.
___________________Journal of Adolescent Health---ELSEVIER SCIENCE INC
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Submitted on: 04 August 2022.
Revised on: 21 October 2022.
Accepted on: 11 December 2022.
___________________Journal of Adolescent Health---ELSEVIER SCIENCE INC
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