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BMJ.316.7131.611
BMJ.316.7131.611
http://dx.doi.org/10.1136/BMJ.316.7131.611
Why do we need randomised controlled trials to assess behavioural interventions?
P356
Q41728145-FDE3A3F5-5EC8-450F-8947-8CB558D88F9A
P356
BMJ.316.7131.611
http://dx.doi.org/10.1136/BMJ.316.7131.611