Bacillus Calmette-Guerin (BCG) vaccine for preventing leprosy (title stage)

Back schools for acute and subacute non-specific low-back pain (title stage)

Back schools for chronic non-specific low-back pain (title stage)

Bacterial ribosomal immunostimulant prophylaxis for recurrent acute respiratory infections in children (title stage)

Balloon sinuplasty for chronic rhinosinusitis (title stage)

Balneophototherapy for chronic plaque type psoriasis (title stage)

Behavioural and cognitive behavioural psychotherapies for gender identity disorder (GID) in childhood (title stage)

Behavioural interventions for preventing HIV in refugee camps (title stage)

Behavioural therapy for unilateral vocal cord paralysis in adults (title stage)

Behavioural/cognitive-behavioural group-based parenting interventions for children age 3-12 with early onset conduct problems (title stage)

Bendamustine for patients with indolent lymphoma (title stage)

Benzodiazepines and related drugs for older depressed people (title stage)

Benzodiazepines for dementia (title stage)

Beta blockers for Raynaud's phenomenon (title stage)

Beta-2 agonists for pneumonia in adults (title stage)

Bicycle skills training for preventing bicycle-related injuries (title stage)

Bilateral total knee arthroplasty for osteoarthritis (title stage)

Bile acids for parenteral nutrition-associated cholestasis (title stage)

Bile acids for prevention of liver disease, related to bone marrow transplantation (title stage)

Bile acids for treatment of liver disease, related to bone marrow transplantation (title stage)

Biofeedback for treatment of constipation in adults (title stage)

Biologic interventions for fatigue in rheumatoid arthritis (title stage)

Biologics for juvenile idiopathic arthritis (title stage)

Biomarkers for the non-invasive diagnosis of oesophageal varices (title stage)

Bisphosphonates for ankylosing spondylitis (title stage)

Blood pressure lowering effect of diuretics as second line therapy for primary hypertension in crossover trials (title stage)

Blood pressure lowering efficacy of clonidine for primary hypertension (title stage)

Blood pressure targets for hypertension in patients with chronic renal disease (title stage)

Blood pressure targets for hypertension in patients with diabetes mellitus (title stage)

Bonded intracoronal restorations versus extracoronal restorations for cracked tooth syndrome (title stage)

Bone marrow autologus transplantation for multiple sclerosis (title stage)

Bone-patellar tendon-bone autograft versus bone-patellar tendon-bone allograft for reconstruction of the anterior cruciate ligament (title stage)

Booster dose vaccination for preventing hepatitis B (title stage)

Botulinum toxin for low-back pain (title stage)

Botulinum toxin for shoulder pain (title stage)

Botulinum toxin for the prevention of migraine headaches (title stage)

Botulinum toxin for the treatment of drooling (title stage)

Botulinum toxin injection for tennis elbow (title stage)

Botulinum toxin type A for essential tremor (title stage)

Botulinum toxin type A for writer's cramp (title stage)

Botulinum toxin type A versus surgery for hemifacial spasm (title stage)

Bowel Preparation for Small Bowel Capsule Endoscopy (title stage)

Branched-chain amino acid supplements for liver disease in children (title stage)

Breastfeeding for prevention of infant death in developing countries (title stage)

Breathing exercises for chronic obstructive pulmonary disease (title stage)

Brief alcohol questionnaires for detecting alcohol misuse in primary care (title stage)

Bromocriptine for preventing recurrent miscarriage (title stage)

Bronchial thermoplasty for chronic asthma in adults (title stage)