The Pamphlet Collection of Sir Robert Stout: Volume 39
Lancet, January 21st, 1871
Lancet, January 21st, 1871.
From the early part of the century, cases of small-pox after vaccination have been increasing, and now amount to four-fifths of cases.
From the early part of the century, cases of small-pox after vaccination have been increasing, and now amount to four-fifths of cases.