गोबां आनजादसालिफोरा ( laboratories ) फर्थ जेनेरेसन स्क्रिनिं ( fourth generation screening ) आनजादफोर बाहायो जाय एनति - HIV एनतिबदि ( lgG and lgM ) आरो HIV p 24 एनतिजेनखौ संदानो ।
Many laboratories use fourth generation screening tests which detect anti HIV antibody IgG and IgM and the HIV p24 antigen .