title: The accurate definition of protein S deficiency may avoid the misestimation of the frequency of this defect.
authors.forename: L
authors.initials: L
authors.lastname: Falkon
authors.forename: M
authors.initials: M
authors.lastname: Garí
authors.forename: J
authors.initials: J
authors.lastname: Fontcuberta
mesh_terms: D000328:Adult; D000367:Age Factors; D004198:Disease Susceptibility / Q000453:epidemiology; D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D018455:Protein S Deficiency / Q000453:epidemiology*; D012016:Reference Values; D012307:Risk Factors; D012737:Sex Factors; D013927:Thrombosis / Q000097:blood / Q000453:epidemiology