Global Pneumonia Diagnostic Market By Type (Streptococcus-based, Legionella-based, Chlamydophila-based, Viral Pneumonia-based, and Mycoplasma Pneumonia-based), By Application (Hospitals, Clinics, and Diagnostic Centres), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019-2028