posted on 2012-09-18, 01:41authored byIngrid Felger, Martin Maire, Michael T. Bretscher, Nicole Falk, André Tiaden, Wilson Sama, Hans-Peter Beck, Seth Owusu-Agyei, Thomas A. Smith
(a) by age and (b) by survey. Mean multiplicity is calculated from PCR positive samples only. Error bars correspond to approximate 95% confidence intervals.