[1] Univ Fed Rio Grande do Sul, Med Genet Serv, HCPA, Rua Ramiro Barcelos 2350, BR-90035903 Porto Alegre, RS, Brazil
[2] Univ Fed Rio Grande do Sul, Dept Genet, Rua Ramiro Barcelos 2350, BR-90035903 Porto Alegre, RS, Brazil
[3] Cognite, London, England
[4] Shire, Zug, Switzerland
[5] Univ Med Mainz, Mainz, Germany