TY - JOUR AU - Llor, C; Moragas, A; Bayona, C TI - Efficacy of anti-inflammatory or antibiotic treatment in patients with non-complicated acute bronchitis and discoloured sputum: randomised placebo controlled trial JO - BMJ VL - 347 PY - 2013 DO - 10.1136/bmj.f5762 SP - f5762 N1 - et al. ER -