0001015402-05-001873 8-K 2 20050411 4.01 20050414 20050414 AIR METHODS CORP 0000816159 4522 840915893 DE 1231 8-K 34 000-16079 05749576 7301 S PEORIA P O BOX 4114 ENGLEWOOD CO 80112 3037927400 7301 S PEORIA ENGLEWOOD CO 80112 CELL TECHNOLOGY INC /DE/ 19911128 8-K 1 body.txt AIR METHODS FOR 8-K FOR EVENTS DATED APRIL 11, 2005 EX-16.1 2 ex16_1.txt EXHIBIT 16.1