M. Fjerstad

发表

J. Trussell, I. Sivin, E. Lichtenberg, 2009, The New England journal of medicine.

P. Lohr, R. Lyus, M. Fjerstad, 1868, BMJ : British Medical Journal.

K. Lifford, C. Westhoff, M. Fjerstad, 2010, Obstetrics and gynecology.

P. Lohr, R. Lyus, M. Fjerstad, 1976, The Lancet.