Robertson, M. H. (1965). Beta-haemolytic streptococci in South-west Essex, with particular reference to tetracycline resistance.
Παραπομπή Chicago StyleRobertson, M. H. Beta-haemolytic Streptococci in South-west Essex, With Particular Reference to Tetracycline Resistance. 1965.
Παραπομπή MLARobertson, M. H. Beta-haemolytic Streptococci in South-west Essex, With Particular Reference to Tetracycline Resistance. 1965.
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