by Nursalam $7.00
by Dr. Handrawan Nadesul $11.00
by dr. Edwin Djuanda $6.00
by Tonny Sadjimin & Peter Whiticar $5.00
by Dr. Ronald Hutapea, SKM, Ph.D $9.00
by Prof. dr. Sarwono Waspadji, Prof. dr. Slamet Suyono $5.00