Marit Katinka Busund,
Nora Stensland-Bugge,
Tonje Braaten,
Marit Waaseth,
Charlotta Rylander,
Eiliv Lund
:
Progestin-only and combined oral contraceptives and receptor-defined premenopausal breast cancer risk: The Norwegian Women and Cancer Study
International Journal of Cancer 2018
ARKIV /
DOI