[Dimensions of the sample and power of the clinical experimentation in a study of antibiotic therapy].
D000085:Acetates / Q000627:therapeutic use*; D000152:Acne Vulgaris / Q000188:drug therapy*; D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D006801:Humans; D007558:Italy; D010919:Placebos; D012393:Rosacea / Q000188:drug therapy*; D013752:Tetracycline / Q000627:therapeutic use*
D000085:Acetates; D000900:Anti-Bacterial Agents; D010919:Placebos; D013752:Tetracycline
Dimensioni del campione e potenza dell'esperimento clinico in una ricerca di terapia antibiotica.