title: The effect of lactation on the length of the post partum anovulatory period: an application of a bivariate stochastic model.
mesh_terms: D005260:Female; D006801:Humans; D007247:Infertility, Female; D007774:Lactation; D008433:Mathematics; D008954:Models, Biological; D010060:Ovulation; D011247:Pregnancy; D011336:Probability; D013997:Time Factors