title: A crossroad.
authors.affiliation: Department of Pathology, Montreal Children's Hospital, Québec, Canada.
authors.forename: T A
authors.initials: TA
authors.lastname: Seemayer
mesh_terms: D004274:DNA, Recombinant; D006801:Humans; D009693:Nucleic Acid Hybridization; D010340:Pathology, Surgical / Q000379:methods*; D016133:Polymerase Chain Reaction
chemical_list: D004274:DNA, Recombinant