Just how much good has medicine done over the years, and how much harm does it continue to do?

Links

For key sources (and relevant commentary) for the history of evidence based medicine:
http://www.jameslindlibrary.org/

For the text of John Snow on Cholera (1855):
http://www.ph.ucla.edu/EPI/snow/snowbook.html

For an electronic library of medical history texts:
http://www.bium.univ-paris5.fr/histmed/medica.htm

For early modern anatomy illustrations:
http://www.nlm.nih.gov/exhibition/historicalanatomies/

For illustrations relating to the history of medicine:
http://www.nlm.nih.gov/hmd/collections/photos/
and
http://medphoto.wellcome.ac.uk/

Guides to medical history on the internet:
http://www.medhist.ac.uk/
and
http://www.mic.ki.se/HistGen.html

and

Jeremy Norman's historyofscience.com:
http://www.historyofscience.com/

To purchase copies of Bad Medicine: Doctors Doing Harm Since Hippocrates: http://www.oup.co.uk/isbn/0-19-280355-7

Alternatively, visit www.bookfinder.com to find the best price, new or secondhand.

David Wootton's page at the University of York (includes list of other publications):
http://www.york.ac.uk/depts/hist/staff/wootton.shtml