, %: Abbr.; 36. BAR , Prevent; 37. SERA , Hospital injections; 38. END , Wind up; 39. ABC , “All My Children” airer; 40. SPIRAL , Shape of a 12-Across ; 44. FEY , Tina who played Sarah Palin ; 45. SOAP , “All My Children,” e.g.; 47. SKATE ,