TY  - GEN
AU  - Grunkemeier,G L
AU  - Johnson,D M
AU  - Naftel,D C
TI  - Sample size requirements for evaluating heart valves with constant risk events
SN  - 0966-8519
PY  - 1994///0520
KW  - Guidelines as Topic
KW  - Heart Valve Prosthesis
KW  - adverse effects
KW  - Humans
KW  - Poisson Distribution
KW  - Risk
KW  - United States
KW  - United States Food and Drug Administration
N1  - Publication Type: Journal Article
ER  -