by Aziz Alimul $9.00
by Nursalam $9.00
by Prof. Dr. Samsuridjal Djauzi, SpPD $5.00
by Prof. Dr. Umar Fahmi Achmadi, M.P.H., Ph.D $9.00
by Nursalam $7.00
by Kadir, Abdul $7.00
by Syahrin Harahap $9.00
by Drs. H. Abu Ahmadi $11.00
by Jatna Supriatna $40.00