TY - JOUR T1 - Questionnaire JF - The British Edition of the Medical Letter on Drugs and Therapeutics SP - 8 LP - 8 DO - 10.1136/dtb.s1-2.2.8-a VL - s1-2 IS - 2 A2 - , Y1 - 1963/01/25 UR - http://dtb.bmj.com/content/s1-2/2/8.2.abstract N2 - We are most grateful to those subscribers who completed and returned our questionnaire. The information collected in this way will help us to be as useful as we can to readers. ER -