Risk of second primary cancer among patients with head and neck cancers: A pooled analysis of 13 cancer registries

Chuang SC, Scelo G, Tonita JM, Tamaro S, Jonasson JG, Kliewer EV, Hemminki K, Weiderpass E, Pukkala E, Tracey E, Friis S, Pompe-Kirn V, Brewster DH, Martos C, Chia KS, Boffetta P, Brennan P, Hashibe M. Risk of second primary cancer among patients with head and neck cancers: A pooled analysis of 13 cancer registries. Int J Cancer 2008; 123(10):2390-2396.