Royal College of Physicians, 1993
Buku Teks
edited by Kathleen Kelly
Mosby, 1994
Buku Teks
Cooper, Michael H., author
John Wiley & Sons, 1975
Buku Teks
edited by Tom Sorell
Routledge, 1998
Buku Teks
Mooney, Gavin H., author
Pearson Education, 2003
Buku Teks