by Prof. DR. dr. S.M. Lumbantobing, SpS(K), SpKJ
$6.00

by Dr. Tony Setiabudi, Ph.D., Dr. Hardywinoto, SKM
$9.00

by Tierney
$12.00

by WK
$12.00

by Prof. dr. R. Boedhi Darmojo (Alm), dr. Hadi Martono
$13.00

by Dr. E. Oswari DPH
$11.00