LEWISTON – Non-invasive colorectal cancer screening kits that detect the presence of blood in fecal matter are being made available by Central Maine Medical Center through Friday, March 11. The kits will be available in the ground floor lobby at the Medical Office Building at 12 High St. from 8 a.m. to noon; the Medicine Shoppe, 373 Sabattus St.; Bedard Pharmacy, 61 College St.; and Bedard Medical, 1125 Lisbon St.