1 This is a very different process than spondylosis because spondylosis is degenerative while spondylitis is inflammatory.  Spondylolysis is incomplete development and formation of the connecting part of the vertebra, the pars interarticularis.
Buses that primarily operate service within the city, but are not limited to this area. Local bus service varies depending on the route, but many run seven days a week and nearly 24 hours a day.
https://www.phoenix.gov/news/publictransit/1509. https://www.phoenix.gov/public-transit-media/image/109. October bus service changes in Phoenix include an added three hours of service each day, and all bus routes serving the city of Phoenix have frequency of 30 minutes or less, seven days a week.