Does solar exposure, as indicated by the non-melanoma skin cancers, protect from solid cancers: Vitamin D as a possible explanationPentti Tuohimaa, Paul Brennan, Elisabete Weiderpass et al.|European Journal of Cancer|2007Cited by 168
Risk of Second Primary Cancer among Esophageal Cancer Patients: a Pooled Analysis of 13 Cancer RegistriesShu‐Chun Chuang, Paul Brennan, Mia Hashibe et al.|Cancer Epidemiology Biomarkers & Prevention|2008Cited by 106
Second primary cancers in patients with nasopharyngeal carcinoma: a pooled analysis of 13 cancer registriesGhislaine Scélo, Paul Brennan, Paolo Boffetta et al.|Cancer Causes & Control|2007Cited by 62