Clinical debate exists regarding every aspect of therapy: who, when, what, and for how long. Published guidelines are generally evidence-based.

临床上在乙肝治疗的每一个方面都存在争论，如患者、治疗时间、选用药品以及治疗疗程。

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Earlier this year, the British Journal of Sports Medicine published new guidelines for concussions in children and teens.

VOA: special.2009.10.28

In the UK, the Royal College of Obstetricians and Gynaecologists has published guidelines on how to minimise the chances of complications.

BBC: Water birth drowning risk

On February 25th Keir Starmer, the director of public prosecutions, published guidelines setting out the conditions under which those who help them might escape prosecution.

ECONOMIST: Assisted suicide

The American Medical Association's Council on Ethical and Judicial Affairs published guidelines in 2011 suggesting doctors need to "maintain appropriate boundaries of the patient-physician relationship" online and to consider separating professional and personal content online.

WSJ: When Doctors and Patients Are Facebook Friends