I-Base (Ingiltere) - The window period for a 4th generation antigen/antibody test is four weeks. At this time 95% of infections will be detected. There is a three month window period after exposure, for the confirmatory result to detect more than 99.9% of infections. 4. nesil 4 haftada, 3. nesil 12. haftada kesin The World Health Organization considers tests to be conclusive 6 weeks: Bu gercek 4. nesil testlere ait BC Guideline is at 3 months or 12 weeks do to the fact that not all tests are the 4th Generation Test --- Bristish Columbia 12. haftada sabittir diyor. Niye 12. hafta? Cunki butun testler 4. nesil degil Vancouver: 12. hafta diyor, butun testlerde http://www.nhs.uk: Ingiltere sitesi 3. ay kesin diyor. 4. hafta sonucu 12. hafta onaylanmali