title: Fiddleheads and the international normalized ratio.
authors.forename: W R
authors.initials: WR
authors.lastname: Bartle
authors.forename: G
authors.initials: G
authors.lastname: Ferland
mesh_terms: D000368:Aged; D006801:Humans; D019934:International Normalized Ratio; D008297:Male; D010944:Plants / Q000009:adverse effects / Q000737:chemistry*; D014812:Vitamin K / Q000009:adverse effects / Q000032:analysis*
chemical_list: D014812:Vitamin K