In vitro and in vivo activities of Peganum harmala extract against Leishmania major oleh Parvaneh Rahimi-Moghaddam, Soltan Ahmad Ebrahimi, Hourmazd Ourmazdi, Monawar Selseleh, Maryam Karjalian, Giti Haj-Hassani, Mohammad Hossein Alimohammadian, Massoud Mahmoudian, Massoumeh Shafiei