Authors: P Magherini; S Cecchini; C F Catagni; F D Francisca; S Ciatto; G Grazzini Journal: J Epidemiol Community Health Date: 1996-02 Impact factor: 3.710
Authors: Kirsten J McCaffery; Les Irwig; Robin Turner; Siew Foong Chan; Petra Macaskill; Mary Lewicka; Judith Clarke; Edith Weisberg; Alex Barratt Journal: BMJ Date: 2010-02-23