Family based and case–control designs reveal an association of TFAP2A in nonsyndromic cleft lip only among Vietnamese population oleh Duc Minh Nguyen, Satoshi Suzuki, Hideto Imura, Teruyuki Niimi, Hiroo Furukawa, Thanh‐Van Ta, Son Minh Tong, Tra Thu Nguyen, Loc Nguyen Gia Pham, Duy Le Tran, Nagato Natsume