Key points are not available for this paper at this time.
J. A. Cotterill, W. J. Cunliffe, R. A. Forster, D. M. Williamson, L. Bulusu; A Comparison of Trimethoprim‐sulphamethoxazole With Oxytetracycline in Acne Vu
Cotterill et al. (1971) studied this question.