A uthors' R eply.Published in:BJOG: An International Journal of Obstetrics & Gynaecology, 1999, v. 106, n. 6, p. 610, doi. 10.1111/j.1471-0528.1999.tb08337.xBy:Griffiths, David J.;Louca, Onsy;Johanson, RichardPublication type:Article