Fig. 1From: Regional variation in Ascaris lumbricoides and Trichuris trichiura infections by age cohort and sex: effects of market integration among the indigenous Shuar of Amazonian EcuadorMap of Ecuador highlighting the Morona-Santiago region (top). Detailed depiction of the study area (bottom), including the Upano River Valley (bold oval) and Cross-CutucĂș (dashed oval) regions. Image used with permission from Liebert et al. [21]Back to article page