Assertion: chancre | /r/HasProperty | observed with t. b. gambiense
Facets:
Source sentences:
text: First-stage symptoms may be preceded by the development of a trypanosomal chancre at the site of inoculation within two days to two weeks of being bitten by an infected fly (occurs most commonly with T. b. rhodesiense, rarely with T. b. gambiense although chancres are observed with T. b. gambiense in travelers from non-endemic countries).