BMJ 1871;1:521 (Published 20 May 1871)
20 May 1871 (Vol 1, Issue 542)
Articles
BMJ 1871;1:524 (Published 20 May 1871)
BMJ 1871;1:525 (Published 20 May 1871)
BMJ 1871;1:527.2 (Published 20 May 1871)
BMJ 1871;1:530 (Published 20 May 1871)
Articles - continued
BMJ 1871;1:532 (Published 20 May 1871)
BMJ 1871;1:534.1 (Published 20 May 1871)