Eka pranata A. THE IMPACT OF THE PROGRESSIVE RELAXATION OF CLIENTS EXPERIENCING ANXIETY AND SLEEPING PROBLEMS BEFORE THE IMPLEMENTATION OF COLOSTOMIC OPERATIONS IN SPACE 19 AND 17 Dr. SAIFUL ANWAR MALANG. jkds [Internet]. 2013 Oct. 1 [cited 2025 Aug. 2];1(2):01-9. Available from: https://journal.uds.ac.id/jkds/article/view/13