Ngartjono, W., Faculty of Medicine, Brawijaya University/Dr. Saiful Anwar Hospital, Malang, Indonesia

• Medical Journal of Indonesia Vol. 8 No. 1 (1999): January-March (Special Issue: Implant Contraceptive) - Medical Journal of Indonesia
  A multicentred phase III comparatiye study between single-implant containing 3-ketodesogestrel (Implanon®) and implants containing levonorgestrel (Norplant®) I. Eff¯cacy, acceptability and safety (three-year results)
  Abstract  PDF
• Medical Journal of Indonesia Vol. 8 No. 1 (1999): January-March (Special Issue: Implant Contraceptive) - Medical Journal of Indonesia
  A multicentred phase III comparative study between single-implant containing 3-ketodesogestrel (Implanon®) and implants containing levonorgestrel (Norplant®) II. Vaginal bleeding patterns
  Abstract  PDF