Correspondence (letter to the editor): Need for advice.
Grass
Guido
G
Mäder
Karolina
K
D016265:Conflict of Interest; D004345:Drug Industry / Q000941:ethics*; D017041:Ethics Committees; D004994:Ethics, Pharmacy; D005858:Germany; D006801:Humans; D018579:Patient Selection / Q000941:ethics; D017594:Publication Bias; D012109:Research Support as Topic / Q000941:ethics*; D015871:Scientific Misconduct / Q000941:ethics*