Purwaning Tyas, Riska, Surtiningsih, and Fauziah Hanum NA. 2022. “Pengurangan Nyeri Persalinan Aromatherapy Lavender Dengan Endorphin Massage”. Jurnal Ilmiah Kesehatan Mandira Cendikia 1 (1):93-96. https://journal.mandiracendikia.com/index.php/JIK-MC/article/view/80.