Complexes of 3-[ {-(3’. 4’-di methoxy phenyl) }-prop-2-enoyl]-4-hydroxy-6-methyl-2H-chromene-2-one with Cu(II). Ni(II). Fe(II). https://xzbksfvfwkcqe.wikimeglio.com/9803226/phenotypic_characterization_of_leishmania_spp_causing_cutaneous_leishmaniasis_in_the_lower_amazon_region_western_pará_state_brazil_reveals_a_putative_hybrid_parasite_leishmania_viannia_guyanensis_leishmania_viannia_shawi_shawi