Purba, D. “ANALISA PEMERIKSAAN ANTIBODI HIV PADA PEKERJA SEKS KOMERSIAL DI RSUD DELI SERDANG LUBUK PAKAM”. JURNAL ANALIS LABORATORIUM MEDIK, vol. 3, no. 1, Sept. 2019, http://114.7.97.221/index.php/ALM/article/view/806.