@base . a ; "0317-3135" ; . "Canada" . a ; ; "20040609170400.0"^^ ; ; . a , ; "Vital statistics (Ottawa. Quarterly ed.)" . a ; . a . a , , ; , , ; "Vital statistics." ; ; ; "0317-3135" ; ; "0317-3135" ; ; "0317-3135" ; "Vital statistics." , "Vital statistics (Ottawa. Quarterly ed.)" ; . a ; "0317-3135" ; . .