{
    "PMID": "10196703",
    "TI": "Mortality risk in men is associated with a common mutation in the methylene-tetrahydrofolate reductase gene (MTHFR).",
    "JT": "European journal of human genetics : EJHG",
    "BTI": "",
    "DP": "1999",
    "AU": "Heijmans B T, Gussekloo J, Kluft C, Droog S, Lagaay A M, Knook D L, Westendorp R G, Slagboom E P"
}