"Clinical Chemistry and Laboratory Medicine", 21.7 (1983): 397-472. Retrieved 24 May. 2013, from http://www.degruyter.com/view/j/cclm.1983.21.issue-7/issue-files/cclm.1983.21.issue-7.xml

Clinical Chemistry and Laboratory Medicine (1983), 21(7), pp. 397-472. Retrieved 24 May. 2013, from http://www.degruyter.com/view/j/cclm.1983.21.issue-7/issue-files/cclm.1983.21.issue-7.xml

Clinical Chemistry and Laboratory Medicine. 1983. 21(7): 397-472. Retrieved 24 May. 2013, from http://www.degruyter.com/view/j/cclm.1983.21.issue-7/issue-files/cclm.1983.21.issue-7.xml