About a year <a href=" http://www.smult.nl/printable-coupon-for-nexium.pdf ">can nexium cause b12 deficiency</a> Maj. Gen. Michael Carey has been removed from command of the 20th Air Force, according to an Air Force statement.  That command is responsible for the three wings that maintain control of the 450 intercontinental ballistic missiles scattered in missile silos across the northern plains.