“Effect of Black Pepper Extract (Piper Nigrum L) towards Streptococcus Mutans Growth: Pengaruh Ekstrak Lada Hitam (Piper Nigrum L) Terhadap Pertumbuhan Streptococcus Mutans”. 2020. Dentika: Dental Journal 23 (1): 13-17. https://doi.org/10.32734/dentika.v23i1.2073.