Letter: Fish and shellfish hygiene.
D004739:England; D005396:Fish Products / Q000506:poisoning; D005513:Food Inspection; D005516:Food Microbiology; D005517:Foodborne Diseases / Q000517:prevention & control*; D006801:Humans; D012758:Shellfish; D057096:Shellfish Poisoning; D014735:Vibrio Infections / Q000517:prevention & control