007200000a22002410004500 0000437 82879 210303 d kk frey50 US Philadelphia Saúde pública 431p. 24 cm 20251209140935.0 eng Research methods in health investigating health and health services Ann Bowling 0-335-19885-6 0000988 82879 ESSVS - Penafiel BBPEN Monografia 614 RES Philadelphia Open University Press 1997 Bowling Ann 0 0 2016-02-01 437 MONOG 148527 BBPEN BBPEN BBPEN437 BBPEN 614 RES 0 MON Notas:1 exemplar;