Rahmawati, Primasari, 		Widjajanto, Edi, AND 		Astari, Asti.
"THE INFLUENCE OF PROGRESSIVE MUSCLE RELAXATION ON ANXIETY LEVEL OF PRE-CAESAREAN SECTION MOTHERS IN DELIVERY ROOM" <em>NurseLine Journal</em> [Online], Volume 2 Number 2 (29 November 2017)