Clinical Guidelines |
1 July 1994
FREE
American College of Physicians.
Ann Intern Med. 1994;121(1):54-55. doi:10.7326/0003-4819-121-1-199407010-00009
Clinical Guidelines |
1 October 1993
FREE
American College of Physicians*
Ann Intern Med. 1993;119(7_Part_1):620-622. doi:10.7326/0003-4819-119-7_Part_1-199310010-00011