[Silica calculi (author's transl)].
D005260:Female; D006801:Humans; D008274:Magnesium / Q000009:adverse effects; D008297:Male; D008875:Middle Aged; D012822:Silicon Dioxide / Q000009:adverse effects*; D014514:Ureteral Calculi / Q000139:chemically induced*; D014545:Urinary Calculi / Q000139:chemically induced*
D012822:Silicon Dioxide; D008274:Magnesium