Letters Too much medicine Direct to consumer unproved screening tests turn a profit in Japan BMJ 2013; 347 doi: https://doi.org/10.1136/bmj.f4725 (Published 30 July 2013) Cite this as: BMJ 2013;347:f4725 Article Related content Metrics Responses Peer review Related articles Editorial Too much medicine; too little care Published: 02 July 2013; BMJ 347 doi:10.1136/bmj.f4247