67 / 1983
Smith BMJ 2003
Parachute use to prevent death and major trauma
related to gravitational challenge:
systematic review of randomized trials
Trials that are not feasible
|
|
67 / 1983
Smith BMJ 2003
Parachute use to prevent death and major trauma
related to gravitational challenge:
systematic review of randomized trials
Trials that are not feasible