000 00393pab a2200145 454500
008 180718b2001 xxu||||| |||| 00| 0 eng d
100 _aFrenk, Julio
245 _aDeterminants of medical employment in urban Mexico: ascription, achievement and context
260 _c2001
300 _ap.79-95
362 _aMay
650 _aHealth services
773 _aCurrent Sociology
909 _a50662
999 _c50662
_d50662