Protein tyrosine phosphatase nonreceptor 13 (PTPN13) is targeted by human papillomavirus 16 E6 in cervical epithelium by Bossler A, Strand G, Haugen T, Turek L, Lace M, Goodheart M, De Geest K, Hoover A, Nowicki P, Klingelhutz A, Lee J