000 00912 a2200277 4500
005 20250513063315.0
264 0 _c19940520
008 199405s 0 0 eng d
022 _a0966-8519
040 _aNLM
_beng
_cNLM
100 1 _aGrunkemeier, G L
245 0 0 _aSample size requirements for evaluating heart valves with constant risk events.
_h[electronic resource]
260 _bThe Journal of heart valve disease
_cJan 1994
300 _a53-8 p.
_bdigital
500 _aPublication Type: Journal Article
650 0 4 _aGuidelines as Topic
650 0 4 _aHeart Valve Prosthesis
_xadverse effects
650 0 4 _aHumans
650 0 4 _aPoisson Distribution
650 0 4 _aRisk
650 0 4 _aUnited States
650 0 4 _aUnited States Food and Drug Administration
700 1 _aJohnson, D M
700 1 _aNaftel, D C
773 0 _tThe Journal of heart valve disease
_gvol. 3
_gno. 1
_gp. 53-8
999 _c8161539
_d8161539