Wardlaw, Gordon M., 1912-1989
McGraw-Hill, 2000
Buku Teks
Garrow, J.S.
Churchil Livingtone, 1996
Buku Teks
edited by T.G. Taylor
University Park Press, 1979
Buku Teks SO
McDowell, Lee Russell
Academic Press, 1992
Buku Teks SO
Truswell, Stewart A.
British Medical Journal, 1992
Buku Teks SO