The purpose of this article is probably to _________.
describe how blood donation is organized
educate the public about blood donation
inform the public about many hospitals
request blood donation from the public
Donors are urgently required. Blood bank reserves are at crisis level and the Thai Red Cross Society is unable to match the needs of hospital in Bangkok Dr. Sirivilai Tanprasert, of the National Blood Centre, said the centre could provide only 800 units of blood each day while demands was for 1,000 to 1,200 units. Blood reserves should not fall below 3,000 units per day, Dr. Sirivilai said.