W. A. Ferreira, J. C. G. Sardinha, A. P. M. Schettini, C. M. Ferreira, and A. S. Benzaken, “Susceptibility of neisseria gonorrhoeae strains to the antibiotics used for theatment of urethraland cervicaldischargeat a STD ambulatory in Manaus - Brazil”, DST, vol. 13, no. 6, pp. 35–40, Sep. 2001.