Fig. 1From: Dual rapid lateral flow immunoassay fingerstick wholeblood testing for syphilis and HIV infections is acceptable and accurate, Port-au-Prince, HaitiStandard for band color intensity for SD BIOLINE HIV/Syphilis Duo dual rapid test. The color bands on this reference standard were compared to positive results on the Duo test and the percent intensity was recorded by two trained phlebotomistsBack to article page