000 00442cam a2200157 4500
020 _a0721672671
050 0 0 _aRJ51.P8
_bP6
100 1 _aPolgar, George,
245 1 0 _aPulmonary function testing in children: techniques and standards
260 _aPhiladelphia
_bSaunders
_c1971
300 _aix, 273 p.
_bill.
650 0 _aPulmonary function tests
650 0 _aPediatric respiratory diseases
700 1 _aVaruni, Promadhat
942 _cBK
999 _c14185
_d14185