title: Re: Zygosity testing should be encouraged for all same-sex twins. AGAINST: The benefit of this knowledge should be weighed against the potential pitfalls.
authors.affiliation: Murdoch Children's Research Institute and Department of Paediatrics, University of Melbourne, Royal Children's Hospital, Melbourne, Vic., Australia.
authors.forename: Jeffrey M
authors.initials: JM
authors.lastname: Craig
mesh_terms: D014429:Twins, Dizygotic