American Red Cross: Community services through blood drives and collections.
American Society for Blood and Marrow Transplantation: Includes membership information, meeting information, and online text from the quarterly periodical.
American Society of Pediatric Hematology/Oncology: Information about the society.
ASH Online: The American Society of Hematology. Information, mission and membership.
ISBT 128: Standard for the identification, labeling and information processing of human blood, tissue and organ products. Provides technical documentation, licensing, and registration information.