While some underground and street sections are visually similar across the game, many of the outdoor and more abstract areas are treats for the eyes in spite of the danger inherent to them. (nintendowire.com)
Urban areas are treated differently from suburban and rural regions due to differences in crime, number of claims filed, and overall estimated risk. (compare.com)
In some cases surgery is followed by radiation and chemotherapy to ensure that the entire area is treated. (dog-health-guide.org)