ANALISIS PERBANDINGAN HASIL TES METODE WIDAL DAN TUBEX TEST PADA PASIEN SUSPEK DEMAM TIFOID DI RSU SUFINA AZIZ MEDAN. nutricia [Internet]. 2026 Aug. 13 [cited 2026 Oct. 19];23(4). Available from: https://journal.cib.institute/index.php/nutricia/article/view/2973