Letter,
Exploratory physiological experiments are not clinical trials
Affiliations
- [1] University of Copenhagen [NORA names: KU University of Copenhagen; University; Denmark; Europe, EU; Nordic; OECD];
- [2] University of Sydney [NORA names: Australia; Oceania; OECD];
- [3] Pennington Biomedical Research Center [NORA names: United States; America, North; OECD];
- [4] Karolinska Institutet [NORA names: Sweden; Europe, EU; Nordic; OECD];
- [5] University of Copenhagen [NORA names: KU University of Copenhagen; University; Denmark; Europe, EU; Nordic; OECD]