Lips, P. (1 September 2006). "Vitamin D physiology". Progress in Biophysics and Molecular Biology. UV exposure guidance: A balanced approach between health risks and health benefits of UV and Vitamin D. Proceedings of an International Workshop, International Commission on Non-ionizing Radiation Protection, Munich, Germany, 17-18 October, 2005. 92 (1): 4–8. doi:10.1016/j.pbiomolbio.2006.02.016. ISSN0079-6107.
(Inggris)"Analysis of SNPs and Haplotypes in Vitamin D Pathway Genes and Renal Cancer Risk". Core Genotyping Facility at the Advanced Technology Center of the National Cancer Institute, Division of Cancer Epidemiology and Genetics, National Cancer Institute, National Institutes of Health (NIH), Department of Health and Human Services, International Agency for Research on Cancer, Department of Cancer Epidemiology and Genetics, Masaryk Memorial Cancer Institute, Institute of Public Health, Institute of Carcinogenesis, Cancer Research Centre, Department of Preventive Medicine, Faculty of Medicine, Palacky University, Institute of Hygiene and Epidemiology, First Faculty of Medicine, Charles University, Department of Epidemiology, Institute of Occupational Medicine, Ohio State University Medical Center; Sara Karami, Paul Brennan, Philip S. Rosenberg, Marie Navratilova, Dana Mates, David Zaridze, Vladimir Janout, Helena Kollarova, Vladimir Bencko, Vsevolod Matveev, Neonila Szeszenia-Dabrowska, Ivana Holcatova, Meredith Yeager, Stephen Chanock, Idan Menashe, Nathaniel Rothman, Wong-Ho Chow, Paolo Boffetta, dan Lee E. Moore. Diakses tanggal 2010-12-10.
(Inggris)"Vitamin D and calcium intake in relation to risk of endometrial cancer: a systematic review of the literature". Epidemiology and Surveillance Research, American Cancer Society, The Cancer Institute of New Jersey, School of Public Health, University of Medicine and Dentistry of New Jersey, Division of Research, Kaiser Permanente; Marjorie L. McCullough, Elisa V. Bandera, Dirk F. Moore, dan Lawrence H. Kushi. Diakses tanggal 2010-12-10.
Lips, P. (1 September 2006). "Vitamin D physiology". Progress in Biophysics and Molecular Biology. UV exposure guidance: A balanced approach between health risks and health benefits of UV and Vitamin D. Proceedings of an International Workshop, International Commission on Non-ionizing Radiation Protection, Munich, Germany, 17-18 October, 2005. 92 (1): 4–8. doi:10.1016/j.pbiomolbio.2006.02.016. ISSN0079-6107.
Lips, P. (1 September 2006). "Vitamin D physiology". Progress in Biophysics and Molecular Biology. UV exposure guidance: A balanced approach between health risks and health benefits of UV and Vitamin D. Proceedings of an International Workshop, International Commission on Non-ionizing Radiation Protection, Munich, Germany, 17-18 October, 2005. 92 (1): 4–8. doi:10.1016/j.pbiomolbio.2006.02.016. ISSN0079-6107.