Medical Classics: Sister Morphine
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The correct author of this review of the song by the Rolling Stones (*BMJ* 2009;339:b3806, doi:[10.1136/bmj.b3806](http://www.bmj.com/lookup/doi/10.1136/bmj.b3806)) is Joshua Hill, a general practitioner (not his wife, Marina Hill). His email address is josh.hill{at}nhs.net.

## Notes

**Cite this as:** *BMJ* 2009;339:b4095