Figure 1.
Study area in the Southern Province of Sri Lanka. (A) The referral hospital where patients were evaluated was within the city of Galle (ARCGIS 10.3.1, ESRI, Redlands, CA, USA). (B) Forest reserves, including the Sinharaja forest reserve, are located in the northeastern region of the Southern Province (ARCGIS 10.3.1, ESRI, Redlands, CA, USA).