Pengaruh Injeksi Intradermal dan Subkutan Sel Punca Mesenkim Asal Tali Pusat Manusia pada Tikus Wistar Model Psoriasis Vulgaris Kulit Hasil Induksi Krim Imiquimod 5%: Kajian IL-17, IL-10 dan CD11b = The Effect of Human Umbilical Cord Mesenchymal Stromal Cell intradermal and subcutan injection in Wistar Rat Skin Models of Psoriasis Vulgaris Induced by 5% Imiquimod Cream: Study of IL-17, IL-10 and CD11b