by Arief $12.00
by Prof. Dr. dr. Sudigdo S., Prof. dr. Bambang M $6.00
by WK $13.00
by A.S. Grimble, M.D., M.R.C.P $5.00
by Prof. Dr. Umar Fahmi Achmadi, M.P.H., Ph.D $11.00
by WK $11.00