Evaluation of Non-Tender Services in the Procurement of Goods and Services in the Goods/Services Procurement Services Section of Andalas University Hospital. JISIP [Internet]. 2024 Nov. 1 [cited 2026 Jun. 20];8(4):2340-51. Available from: https://ejournal.mandalanursa.org/index.php/JISIP/article/view/7355