Research ethics and integrity concerns
| Issue | No of papers* |
| Methodology (eg, wrong method; wrong specimen; need more experiments; study design) | 8 |
| Consent (ie, study participants; data sharing partners) | 6 |
| Deception (eg, data interpretation) | 6 |
| Other (eg, sensitive topic; peer review feedback) | 4 |
| Research Ethics Committee | 3 |
| Unknown | 3 |
| Authorship | 2 |
| Peer review | 2 |
| Falsification | 1 |
| Duplicate manuscript submission | 1 |
| Privacy | 1 |
| Statistics | 1 |
*Preprints and published papers; some papers evidenced multiple concerns.