Increasing prevalence of chronic diseases is expected to drive the growth of global medical oxygen market According to TechSci Research report, â€œGlobal Medical Oxygen Market By Form (Compressed, Liquid Oxygen, Oxygen Concentrators, Others), By Purity (99.5%, >99.5%), By Delivery Mode (Topical Application, Aerial Diffusion, Direct Inhalation, Others), By Modality (Portable Medical Oxygen Systems v/s Standalone Medical Oxygen Systems),