Purulent nasal secretion is strongest clinical predictor of sinusitis.

MLA

Lindbaek, Morten. “Purulent Nasal Secretion Is Strongest Clinical Predictor of Sinusitis.” American Family Physician, vol. 52, no. 7, Nov. 1995, p. 2081. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edb&AN=9512054613&authtype=sso&custid=ns315887.

APA

Lindbaek, M. (1995). Purulent nasal secretion is strongest clinical predictor of sinusitis. American Family Physician, 52(7), 2081.

Chicago

Lindbaek, Morten. 1995. “Purulent Nasal Secretion Is Strongest Clinical Predictor of Sinusitis.” American Family Physician 52 (7): 2081. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edb&AN=9512054613&authtype=sso&custid=ns315887.