Global Antibiotics Market Size study, by Action Mechanism (Cell Wall Synthesis Inhibitors, Protein Synthesis Inhibitors, DNA Synthesis Inhibitors, RNA Synthesis Inhibitors, and Mycolic Acid Inhibitors) Drug Class (Cephalosporin, Penicillin, Fluoroquinolone, Macrolide, Carbapenem, Aminoglycoside, Sulfonamide, and 7-ACA) and Regional Forecasts 2021-2027