Fig. 1From: Under-estimation of maternal and perinatal mortality revealed by an enhanced surveillance system: enumerating all births and deaths in PakistanMap of study area, Tehsil Havelian, District Abbottabad, Pakistan. aExtended coverage through Community Health Workers to previously uncovered areas. bCommunity Health Workers were allocated to these areas, but did not stay for the entire duration of the study because of the arduous nature of the work in such remote locations. Uncovered areas comprise only 4% of the population of Tehsil HavelianBack to article page