Please calculate the Disability Adjusted Life Years (DALY) for Greg. Greg passed away prematurely at the age of 59 in a car accident. His life expectancy was 75 years. During his lifetime, he suffered from the following disabilities. From the age of 5 to 15 Greg suffered from partially controlled asthma. At 50 , Greg started to suffer from chronic low back pain that traveled down his leg. Use the article Salomon, Joshua A, et al. "Common values in assessing health outcomes from disease and injury: disability weights measurement study for the Global Burden of Disease Study 2010." The Lancet 380.9859 (2013): 2129-2143. to find the disability weights