?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=41120015%2C+Bernardus+Chrisna+Bayu+Widyawan&rft.aulast=41120015&rft.aufirst=Bernardus+Chrisna+Bayu+Widyawan&rft.inst=Universitas+Kristen+Duta+Wacana&rft.degree=Bachelor&rft.title=PENGARUH+PENGGUNAAN+KONTRASEPSI+IMPLAN+TERHADAP+KEJADIAN+GANGGUAN+MENSTRUASI+DI+PUSKESMAS+WAY+HALIM%2C+BANDAR+LAMPUNG&rft.tpages=55&rft.date=July+2019