1 Division of Endocrinology and Metabolism, Department of Medicine, University of British Columbia, Vancouver, BC V5Z 1M9, Canada. jerilynn.prior@ubc.ca.
2 Centre for Menstrual Cycle and Ovulation Research, University of British Columbia, Vancouver, BC V5Z 1M9, Canada. jerilynn.prior@ubc.ca.
3 School of Population and Public Health, University of British Columbia, Vancouver, BC V6T 1Z3, Canada. jerilynn.prior@ubc.ca.
4 BC Women's Health Research Institute, Vancouver, BC V6H 2N9, Canada. jerilynn.prior@ubc.ca.