188
Participants
Start Date
June 30, 2024
Primary Completion Date
May 31, 2028
Study Completion Date
May 31, 2028
Sildenafil
Sildénafil during 10 months (50mg daily), start 30 days after surgery
Placebo
1 platelet during 10 months (daily), start 30 days after surgery
University Hospital, Rouen
OTHER