by P.L. Chan, MD & GA Taylor, MD $5.00
by John A. Schindler, M.D $9.00
by Prof. Dr. S. Nasution, M.A. $7.00
by Prof. dr. Agus Firmansyah, Prof. dr. Husein Alatas $5.00
by Dr. Bhisma Murti, MPH $0.00
by Drs. Daryanto $7.00