doi: 10.1098/rspb.2012.1022 published online 25 July 2012 Proc. R. Soc. B Caitlyn D. Placek and Robert J. Quinlan perspective across the lifespan Adolescent fertility and risky environments: a population-level Supplementary data tml http://rspb.royalsocietypublishing.org/content/suppl/2012/07/24/rspb.2012.1022.DC1.h "Data Supplement" References ml#ref-list-1 http://rspb.royalsocietypublishing.org/content/early/2012/07/24/rspb.2012.1022.full.ht This article cites 25 articles, 4 of which can be accessed free P<P Published online 25 July 2012 in advance of the print journal. Email alerting service here right-hand corner of the article or click Receive free email alerts when new articles cite this article - sign up in the box at the top publication. Citations to Advance online articles must include the digital object identifier (DOIs) and date of initial online articles are citable and establish publication priority; they are indexed by PubMed from initial publication. the paper journal (edited, typeset versions may be posted when available prior to final publication). Advance Advance online articles have been peer reviewed and accepted for publication but have not yet appeared in http://rspb.royalsocietypublishing.org/subscriptions go to: Proc. R. Soc. B To subscribe to on July 26, 2012 rspb.royalsocietypublishing.org Downloaded from