Herlinda Sri Puryani, Panca Radono, Agustin Widyowati. Analysis Of The Use Of Online Registration (Whatsapp) On Outpatient Waiting Times At Kediri Regency Hospital. Jour. H.M. Servic. [Internet]. 2023 May 26 [cited 2025 Sep. 13];5(1):12-6. Available from: http://www.thejhms.org/index.php/JHMS/article/view/50