000 00446nam a2200145 a 4500
001 007378
008 991230tMDo.1984 000 u eng u
090 0 _aE
_b310.73
_2V217v
_61984
245 0 0 _aVital statistics of the United States, 1980: vol.1:
_bnatality
260 _aBaltimore, Md. :
_bDHHS,
_cMDo., c1984.
300 _ap.v.
650 4 _aEstadística Vital
_xEstados Unidos.
710 0 _aDepartment of Health and Human Services.
942 _cBK
999 _c4775
_d4775