Truswell, A. Stewart
British Medical Journal, 1992
Buku Teks
Wardlaw, Gordon M., 1912-1989, author
McGraw-Hill, 2000
Buku Teks
Fajar Hardianto, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2001
UI - Tesis (Membership)
Eko Cipako Sinamo, author
Fakultas Kesehatan Masyarakat Universitas Indonesia, 2012
UI - Skripsi (Open)
Arlin, Marian Thompson
MacMillan Company, 1972
Buku Teks