https://wfdb.io/spec/file-structure
Three options (to start with):
- Adding WFDB as a supported format within our BEP
- Ignoring WFDB altogether.
- Considering WFDB's fields and requirements within our BEP to ensure conversion between the two formats (physio BIDS and WFDB) is possible (albeit lossy) and write a converter between the two.