Low-cost optical scanner and 3-dimensional printing technology to create lead shielding for radiation therapy of facial skin cancer: First clinical case series oleh Ankur Sharma, MD, David Sasaki, MSc, Daniel W. Rickey, PhD, Ahmet Leylek, MD, Chad Harris, Kate Johnson, MD, Jorge E. Alpuche Aviles, PhD, Boyd McCurdy, PhD, Andy Egtberts, Rashmi Koul, MBBS, Arbind Dubey, MBBS