Laporan akhir Ners Spesialis Maternitas dengan fokus: penerapan Teori Need for Help Wiedenbach dan Teori Comfort Kolcaba pada asuhan keperawatan ibu dengan persalinan kala dua memanjang = Maternity specialist ners report with focus: The application of the Need for Help Wiedenbach Theory and the Theory of Comfort Kolcaba in nursing mother with prolonged second stage of labor