</ref> Sự tích tụ của mủ lâu ngày tạo ra [[áp-xe]]. Đây cũng là nguyên nhân gây ra các nốt sưng hay [[mụn]] trên bề mặt da.
== Tài liệu thamTham khảo ==
{{tham khảo}}
{{reflist|30em|refs={{refn |name=nuland |{{cite book
|last=Nuland |first=Sherwin B. |title=Doctors: The Biography of Medicine|isbn=978-0-307-80789-2
|url=https://books.google.com/books?id=hVePdRGsX2sC |year=2011 |publisher=Knopf Doubleday
}} {{closed access}} }}
{{refn |name=schneider |{{cite book
|last=Schneider |first=Albert |title=Pharmaceutical bacteriology |page=247 |edition=2nd
|url=https://books.google.com/books?id=jQPmAAAAIAAJ&pg=PA247 |year=1920 |publisher=P. Blakiston
}} }}
{{refn |name=williams |{{cite book
|last=Williams |first=Charles J. B. |year=1848 |publisher=Churchill
|title=Principles of Medicine: Comprising General Pathology and Therapeutics, and a Brief General View of Etiology, Nosology, Semeiology, Diagnosis, and Prognosis: With Additions and Notes by Meredith Clymer
|url=https://books.google.com/books?id=mfcGAAAAcAAJ&pg=PA306 |page=306
}} {{open access}} }}
{{refn |name=vanhoosen |{{cite journal
|last=Van Hoosen |first=Bertha |id=UOM:39015006945235
|title=A Woman's Medical Training in the Eighties |date=Autumn 1947 |pages=77{{ndash}}81
|url=https://books.google.com/books?id=qhNYAAAAMAAJ&pg=PA80 |publisher=University of Michigan Libraries
|work=Quarterly Review of the Michigan Alumnus: A Journal of University Perspectives
}} {{open access}} }}
{{refn |name=scott |{{cite book
|url=https://books.google.com/books?id=s5FIAQAAIAAJ&pg=PA603|location=Chicago |publisher=Eger
|title=An indexed system of veterinary treatment |year=1922 |page=603 |first=William |last=Scott
}} {{open access}} }}}}
[[Thể loại:Bài tiết]]
[[Thể loại:Hệ miễn dịch]]
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