Global Immunoassay Market Assessment, By Product [Reagents and Kits, Analyzers, Software and Services], By Technique [Enzyme-Linked Immunosorbent Assays, Rapid Tests, Enzyme-Linked Immunospot, Western Blotting, Immuno-PCR, Other Techniques], By Specimen [Blood, Saliva, Urine, Others], By Application [Oncology, Cardiology, Therapeutic Drug Monitoring, Infectious Diseases, Endocrinology, Autoimmune Diseases, Others], By End-user [Hospitals, Clinical Laboratories, Pharmaceutical and Biotech Companies, Blood Banks, Others], By Region, Opportunities and Forecast, 2017-2031F