Big anal skin tags? What is this?

MLA

Guttadauro, A., et al. Big Anal Skin Tags? What Is This? 2015. 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=edsoai&AN=edsoai.on1308914464&authtype=sso&custid=ns315887.

APA

Guttadauro, A., Frassani, S., Maternini, M., Gabrielli, F., Guttadauro, A., Frassani, S., & Gabrielli, F. (2015). Big anal skin tags? What is this?

Chicago

Guttadauro, A, S Frassani, M Maternini, F Gabrielli, Angelo Guttadauro, Silvia Frassani, and Francesco Gabrielli. 2015. “Big Anal Skin Tags? What Is This?” 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=edsoai&AN=edsoai.on1308914464&authtype=sso&custid=ns315887.