A. S. Ramadianto, C. R. Andrian, M. Lenardi, R. Surya, W. Cheng, and F. N. Rahmawati, “Knowledge, Perception, and Attitude of Universitas Indonesia Medical Students toward Complementary and Alternative Medicine”, J Asian Med Stud Assoc, vol. 4, no. 1, pp. 4-13, Jan. 2015.