parser.add_argument('--subtype',type=str,default="",help='Optional. Influenza A subtype: HxNy, where x,y are numbers, e.g. H3N2. Default is empty string.')
parser.add_argument('--lineage',type=str,default="",help='Optional. Influenza lineage: pdm09, seasonal, variant (for H3N2 of swine origin). Default is empty string.')