def getPosDataEuro(chromStr, pos, tb):
    """Uses data from AC_NFE (non finn euro popultaion).
       tb is a tabix object.
       Returns a list of ref, altLs, freqLs"""
    records = tb.query(chromStr, pos-1, pos)
    retLs = []
    for record in records:
        chrom, pos, rs, ref, altLsStr = record[0:5]
        acLs = [float(x) for x in record[-1].split('AC_NFE=')[1].split(';')[0].split(',')]
        an = float( record[-1].split('AN_NFE=')[1].split(';')[0] )
        afLs = []
        for ac in acLs:
            if an:
                afLs.append(ac/an)
            else:
                afLs.append('NA')
        retLs.append( (ref, altLsStr.split(','), afLs) )
    return retLs