Controlled Clinical Trials
Controlled Clinical Trials > 1997 > 18 > 1 > 93-119
Controlled Clinical Trials > 1997 > 18 > 1 > 58-64
Controlled Clinical Trials > 1997 > 18 > 1 > 27-42
Controlled Clinical Trials > 1997 > 18 > 1 > 14-26
Controlled Clinical Trials > 1997 > 18 > 1 > 43-53
Controlled Clinical Trials > 1997 > 18 > 2 > 151-167
Controlled Clinical Trials > 1997 > 18 > 2 > 140-150
Controlled Clinical Trials > 1997 > 18 > 2 > 168-179
Controlled Clinical Trials > 1997 > 18 > 2 > 121-130