Putra MUM, Damanik S. SERVICE IMPLEMENTATION OF CONSUMER INTEREST IN TEBING TINGGI BUSINESS CLINIC SUMATERA UTARA. Int. J. Res. Granthaalayah [Internet]. 2020 Oct. 1 [cited 2024 May 5];8(9):200-8. Available from: https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/IJRG20_B09_3735