Absence of anti‑Staphylococcus aureus (MRSA) activity of secondary metabolite actinomycetes associated sponges from Pulau Panjang, Indonesia. Journal of Pharmaceutical Negative Results [Internet]. 2015 Jan. 28 [cited 2026 May 14];6(1):33-6. Available from: https://mail.pnrjournal.com/index.php/home/article/view/88