TY - JOUR AU - Atkin, W S; Hart, A; Edwards, R TI - Single blind, randomised trial of efficacy and acceptability of oral picolax versus self administered phosphate enema in bowel preparation for flexible sigmoidoscopy screening JO - BMJ VL - 320 PY - 2000 DO - 10.1136/bmj.320.7248.1504 SP - 1504 EP - 1508 N1 - et al. ER -