by Prof. dr. H. Nurbaiti Iskandar, Sp.THT $5.00
by Herry Sofiandy Halim $10.00
by Aziz Alimul $11.00
by Aziz Alimul $9.00
by Kenneth A. Arndt, M.D $5.00
by Suhardjo & Clara M. Kusharto $7.00