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		Sitinjak, M., 		Dewi, D., & 		Sidemen, I.
2022 Feb 15.  Gambaran Tingkat Kecemasan Pasien Pre Operasi Pembedahan Ortopedi di Rumah Sakit Umum Pusat Sanglah. E-Jurnal Medika Udayana. [Online] 11:2