Induction of labor compared to expectant management in term nulliparas with a latent phase of labor of more than 8 hours: a randomized trial by Sargunam, Patrick Naveen, Bak, Lindy Li Mei, Tan, Peng Chiong, Vallikkannu, Narayanan, Noor Azmi, Mat Adenan, Zaidi, Syeda Nureena, Win, Sandar Tin, Omar, Siti Zawiah