# http://spin.niddk.nih.gov/NMRPipe/ref/prog/showapod.html
# http://spin.niddk.nih.gov/NMRPipe/doc/nmrProg/showApod.html
# https://groups.yahoo.com/neo/groups/nmrpipe/conversations/topics/402
# https://groups.yahoo.com/neo/groups/nmrpipe/conversations/messages/2382