Erratum to: Study protocol: differential effects of diet and physical activity based interventions in pregnancy on maternal and fetal outcomes: individual patient data (IPD) meta-analysis and health economic evaluation.

Ruifrok, Anneloes E; Rogozinska, Ewelina; van Poppel, Mireille N M; Rayanagoudar, Girish; Kerry, Sally; de Groot, Christianne J M; Yeo, SeonAe; Molyneaux, Emma; Barakat Carballo, Ruben; Perales, Maria; Bogaerts, Annick; Cecatti, Jose G; Surita, Fernanda; Dodd, Jodie; Owens, Julie; El Beltagy, Nermeen; Devlieger, Roland; Teede, Helena; Harrison, Cheryce; Haakstad, Lene; Shen, Garry X; Shub, Alexis; Motahari, Narges; Khoury, Janette; Tonstad, Serena; Luoto, Riitta; Kinnunen, Tarja I; Guelfi, Kym; Facchinetti, Fabio; Petrella, Elisabetta; Phelan, Suzanne; Scudeller, Tânia T; Rauh, Kathrin; Hauner, Hans; Renault, Kristina; Sagedal, Linda Reme; Vistad, Ingvild; Stafne, Signe Nilssen; Mørkved, Siv; Salvesen, Kjell Åsmund; Vinter, Christina; Vitolo, Marcia; Astrup, Arne; Geiker, Nina Rica Wium; McAuliffe, Fionnuala; Poston, Lucilla; Roberts, Tracy; Riley, Richard D; Coomarasamy, Arri; Khan, Khalid S; Mol, Ben Willem; Thangaratinam, Shakila     «

Ruifrok, Anneloes E; Rogozinska, Ewelina; van Poppel, Mireille N M; Rayanagoudar, Girish; Kerry, Sally; de Groot, Christianne J M; Yeo, SeonAe; Molyneaux, Emma; Barakat Carballo, Ruben; Perales, Maria; Bogaerts, Annick; Cecatti, Jose G; Surita, Fernanda; Dodd, Jodie; Owens, Julie; El Beltagy, Nermeen; Devlieger, Roland; Teede, Helena; Harrison, Cheryce; Haakstad, Lene; Shen, Garry X; Shub, Alexis; Motahari, Narges; Khoury, Janette; Tonstad, Serena; Luoto, Riitta; Kinnunen, Tarja I; Guelfi, Kym;...     »