Assertion: tropical ulcer | /r/AtLocation | native laborers
Facets:
value: in schoolchildren of the tropics
type: LOCATION
value: in subtropics during the rainy season
type: TEMPORAL
Source sentences:
text: The disease is most common in native laborers and in schoolchildren of the tropics and subtropics during the rainy season and is caused in many instances by the bites of insects, poor hygiene, and pyogenic infections.