In other instances it might be appropriate merely to implement a programme of surveillance of the distribution of the disease in question, without taking further measures.
I gcúinsí eile d'fhéadfadh sé bheith iomchuí gan ach clár faireachais ar dháileadh an ghalair i dtrácht a chur chun feidhme, gan aon bhearta breise a dhéanamh.