The Activities of Pegagan Embun (Hydrocotyle sibthorpioides Lam.) on TNF-?, Macrophages and Leukocytes Male White Mice Exposed by H5N1 Virus Antigens, Umar, Salman, Erman Nengsyih Putri,, Badriyya Elsa, and Aldi Yufri , Pharmacognosy Journal, April 2022, Volume 14, Issue 2, p.253-261, (2022)