1. Artificial induction of hypoestrogenic amenorrhea with methylestrenolone or with lynestrenol;Ferin;Acta Endocr.,1962
2. Hypoestrogenic amenorrhea and/or sterility induced by lynestrenol;Ferin;Int. J. Fertil.,1964
3. A study of the nursing problems connected with the menstruations of institutionalized mentally retarded female patients and of the therapeutic amenorrhea caused by lynestrenol therapy;Lydecken;Scan. J. Clin. Lab. Invest.,1968
4. FERIN, J., DE HERTOGH, R. and DE MUYLDER, E. Unpublished data.
5. Depo-Provera: a review;Nash;Contraception,1975