Assessment of scientific thinking in basic science questions in the Iranian Fourth National Olympiad for medical sciences students oleh Morteza Ghojazadeh, Soleiman Ahmadi, Mohammad Ali Hosseini, Shahram Shahabi, Taraneh Tahamtani, Farshid Nourbakhsh, Hassan Niknejhad, Shahram Seyyedi, Negar Azarpira, Jamshid Hajati, Manouchehr Khoshbaten, Moslem Najafi, Behzad Baradaran, Saber Azami-Aghdash