000 00940 a2200325 4500
005 20250511145716.0
264 0 _c19790124
008 197901s 0 0 por d
022 _a0034-8910
040 _aNLM
_beng
_cNLM
100 1 _aPassos, A D
245 0 0 _a[Socioeconomic level as an error-generating variable in studies of ethnicity].
_h[electronic resource]
260 _bRevista de saude publica
_cJun 1978
300 _a122-8 p.
_bdigital
500 _aPublication Type: Journal Article
650 0 4 _aBirth Order
650 0 4 _aBirth Weight
650 0 4 _aEthnicity
650 0 4 _aFemale
650 0 4 _aGestational Age
650 0 4 _aHumans
650 0 4 _aInfant, Newborn
650 0 4 _aMale
650 0 4 _aSocioeconomic Factors
650 0 4 _aStatistics as Topic
700 1 _aCardoso, J C
700 1 _aPaz, J E
700 1 _aCastilla, E E
773 0 _tRevista de saude publica
_gvol. 12
_gno. 2
_gp. 122-8
999 _c735701
_d735701