1. Treatment of acne vulgaris with topically applied erythromycin and tretinoin;Mills;Acta Derm Venereol (Stockh),1978
2. Clindamycin phosphate used in combination with tretinoin in the treatment of acne;Rietschel;Int J Dermatol,1983
3. Etude comparative a double insu de deux traitements locaux de ľ acne: la tretinoine et ľ association tretinoine erythromycine base;Aron-Brunetiere;Gaz Med France,1980
4. Ľ association tretinoine-erythromycine base. Nouveau traitement local de ľ acne. Etude multicentrique sur 347 cas;Amblard;Sem Hop Paris,1980
5. Efficacy and tolerability of combined topical treatment of acne vulgaris with tretinoin and erythromycin in general practice;Korting;Drugs Exp Clin Res,1989