Rohmayati Rohmayati; Nanik Yuliwati. THE RELATIONSHIP OF KNOWLEDGE, ATTITUDE AND FAMILY SUPPORT WITH EFFORTS TO PREVENT UNWANTED PREGNANCY (KTD) DUE TO SEXUALLY FREE (Study on Young Girls at Sman 1 Cimarga Rangkas Bitung Lebak Banten in 2023). IJMH 2023, 2, 43-52.