Schwarz EB, Ray RM, Stuebe AM, Allison MA, Ness RB, Freiberg MS, Cauley JA. Duration of lactation and risk factors for maternal cardiovascular disease. Obstetrics and gynecology. 2009 May;113(113). 974-82. PMID: 19384111 [PubMed] PMCID: PMC2714700 NIHMSID: NIHMS125770.
To examine dose-response relationships between the cumulative number of months women lactated and postmenopausal risk factors for cardiovascular disease.