BMJ 1871;1:439 (Published 29 April 1871)
29 April 1871 (Vol 1, Issue 539)
Articles
BMJ 1871;1:441 (Published 29 April 1871)
BMJ 1871;1:447 (Published 29 April 1871)
Articles - continued
BMJ 1871;1:448.1 (Published 29 April 1871)
BMJ 1871;1:462 (Published 29 April 1871)