b Ba BA B.A. BAC BAL BAT BB BBA BBB BBT BC BCAA BCF BCNU BCP, BCP’s BD BDE BE Be BF BG BHAP’s BI Bi b.i.d. BiPAP BL BLB BLN BLS BM BMET BMG BMP BMP BMR BO BOM BOOP BP BPD BPH bmp Bq BR Br BRAT BRM BRP BRW BS B.S. B/S BSA BSB BSE BSER BSF BSI BSN BSO BSR BSS BSV BT BTB BTE BTL BTR BTU BU BUDR BUE BUN BUO BUS BV BVA BVH BVI BW Bx