NAION (A1481259): Case-Crossover Study of PDE5 inhibitor Exposure as a Potential "Trigger Factor" for Acute NAION (A1481259)
Laufzeit: 01.01.2009 - 31.12.2012
Laufzeit: 01.01.2009 - 31.12.2012
Case-Crossover Study of PDE5 inhibitor Exposure as a Potential "Trigger Factor" for Acute NAION