The global medical and scientific communities need to standardize methodologies and agree on minimum criteria to permit inter-study comparisons. This book develops such standards, presenting a series of recommendations that represent the first codification of the manner in which studies should be executed.

The global medical and scientific communities need to standardize methodologies and agree on minimum criteria to permit inter-study comparisons. This book develops such standards, presenting a series of recommendations that represent the first codification of the manner in which studies should be executed.