As of the current release `v0.0.1`, no matter the fieldmap case outlined in the [BIDS specification docs](https://bids-specification.readthedocs.io/en/v1.4.1/04-modality-specific-files/01-magnetic-resonance-imaging-data.html#fieldmap-data), the output always corresponds to case 4.
As of the current release
v0.0.1, no matter the fieldmap case outlined in the BIDS specification docs, the output always corresponds to case 4.