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. Author manuscript; available in PMC: 2011 Sep 1.
Published in final edited form as: J Adolesc Health. 2010 Feb 11;47(3):242–248.e6. doi: 10.1016/j.jadohealth.2009.12.009

Figure 1. Model Compartments.

Figure 1

Arrows indicate movement between compartments (numbered in parentheses). Note: Not shown – subjects may exit the model at each stage due to adolescent death or adolescent aging >17 years-11 months.