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APA Citation
O'Farrell, N., Hoosen, A. A., Coetzee, K. D., & van den Ende, J. (1994). genital ulcer disease: accuracy of clinical diagnosis and strategies to improve control in Durban, South Africa.. Sexually transmitted infections, 70(1), 7–11. http://access.bl.uk/ark:/81055/vdc_100144468192.0x000001