by John S. Speakman, MD $5.00
by Iin Inayah $11.00
by DR. Dr. Sidartawan Soegondo, SpPD-KEMP, FACE $11.00
by Prof. Dr. Karen, Dr. Danny $11.00
by Suhardjo $7.00
by Sastrodiwirjo, Soemargo, dkk $5.00