Drupal-Bibcite0<style face="normal" font="default" size="100%">Breastfeeding and the Risk of Maternal Cardiovascular Disease: A Prospective Study of 300 000 Chinese Women.</style><style face="normal" font="default" size="100%">Breastfeeding and the Risk of Maternal Cardiovascular Disease: A Prospective Study of 300 000 Chinese Women.</style>