2021-05-19 10:46 In general, the main challenges in creating and implementing orphan drugs result from the rarity, heterogeneity and the complex patient management inherently in rare conditions. CD BioSciences' clinical trial development service is your preferred rare disease CRO to eliminate the biggest obstacles in medicine. With our practical experience and understanding of rigorous methodology, we can come up with one-stop clinical research designs and data analysis strategies that are suitable for the challenges of rare diseases.