Global Immune Thrombocytopenic Purpura Therapeutics Market By Type (Eltrombopag Olamine, Fostamatinib Disodium, GL-2045, Avatrombopag, and BI-655064), By Application (Hospital, and Clinic), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019-2028