"Clinical Chemistry and Laboratory Medicine", 33.9 (1995): 553-660. Retrieved 21 May. 2013, from http://www.degruyter.com/view/j/cclm.1995.33.issue-9/issue-files/cclm.1995.33.issue-9.xml

Clinical Chemistry and Laboratory Medicine (1995), 33(9), pp. 553-660. Retrieved 21 May. 2013, from http://www.degruyter.com/view/j/cclm.1995.33.issue-9/issue-files/cclm.1995.33.issue-9.xml

Clinical Chemistry and Laboratory Medicine. 1995. 33(9): 553-660. Retrieved 21 May. 2013, from http://www.degruyter.com/view/j/cclm.1995.33.issue-9/issue-files/cclm.1995.33.issue-9.xml