Marfan Database (third edition): new mutations and new routines for the software. - Gwenaëlle Collod-Béroud; Christophe Béroud; Lesley Adès; Cheryl Black; Maureen Boxer; David J. H. Brock; Katherine J. Holman; Anne De Paepe; Uta Francke; Ulrich Grau; Caroline Hayward; Hanns-Georg Klein; et al. (Nucleic Acids Res., 1998)