A handful of EDFs appear to have values outside the range of the digital min/max specified in their headers, which I believe is not permitted under EDF specs [Q4 in http://www.edfplus.info/specs/edffaq.html ] and could cause an issue for some EDF readers.
Affected files: (study_ID) (this is for the EEG and ECG channels)
chat_300420, chat_300298, chat_300539, chat_300640
mros_aa2618, mros_aa2649, mros_aa3601, mros_aa3624, mros_aa3780, mros_aa5006
shhs_202833, shhs_202947, shhs_203716, shhs_204581