Are ethics rules too strict in retrospective clinical studies?
Einar Stefánsson, Ólöf Ýrr Atladóttir, Björn GuðbjörnssonVolume:
86
Year:
2008
Language:
english
DOI:
10.1111/j.1755-3768.2008.01413.x
File:
PDF, 112 KB
english, 2008