The suspicion of ISA may be ruled out, if tests and inspections over a period of 12 months from the date of the suspicion are found to reveal no further evidence of the presence of ISA.
I. Exigences relatives aux programmes de surveillance et d'éradication en vue de l'obtention et du maintien du statut sanitaire «indemne de maladie» en ce qui concerne l'infection à Marteilia refringens