PT - JOURNAL ARTICLE AU - Nicola Heslehurst TI - Diet and physical activity interventions reduce pregnancy weight gain compared with control, with dietary interventions having the greatest effect AID - 10.1136/eb-2012-100889 DP - 2012 Oct 01 TA - Evidence Based Nursing PG - ebnurs2012100889 4099 - http://ebn.bmj.com/content/early/2012/10/24/eb-2012-100889.short 4100 - http://ebn.bmj.com/content/early/2012/10/24/eb-2012-100889.full