`atc_classification` returns NA on level 5. This is due to if statements at line 33 and 42 of file [medcodes/drugs/classification.py](https://github.com/topspinj/medcodes/blob/b4a6aae29b8cea5a6af75b60071d85189ed96fc2/medcodes/drugs/classification.py#L33) The correct length of `atc_id` should be `7` instead of `6`.
atc_classificationreturns NA on level 5.This is due to if statements at line 33 and 42 of file medcodes/drugs/classification.py
The correct length of
atc_idshould be7instead of6.