Global Antibiotics Market By Action Mechanism (Cell Wall Synthesis Inhibitors, Protein Synthesis Inhibitors, DNA Synthesis Inhibitors, RNA Synthesis Inhibitors, and Mycolic Acid Inhibitors), By Drug Class (Cephalosporin, Penicillin, Fluoroquinolone, Macrolides, Carbapenem, Aminoglycosides, Sulfonamides, and Others), By Region, Industry Analysis and Forecast, 2020 - 2026