[1] Univ Edinburgh, Biomed Sci, George Sq, Edinburgh, Midlothian, Scotland
[2] Univ Coll Cork, Sch Biochem & Cell Biol, Cork, Ireland
[3] Rutgers State Univ, Human Genet Inst NJ, Dept Genet, Piscataway, NJ USA
[4] Cardiff Univ, Sch Biosci, Cardiff, Wales
[5] Univ Manchester, Div Populat Hlth, Manchester, Lancs, England
[6] Bioscientifica Ltd, Bristol, Glos, England
[7] Univ Montreal, Dept OBGYN, Montreal, PQ, Canada
[8] Univ Montreal, Dept Vet Biomed, St Hyacinthe, PQ, Canada