集団 しゅうだん感染 かんせん

shūdankansen

1. Not a cluster infection.; Not an outbreak.

1. Was a cluster infection.

1. Cluster infection with/due to ;

1. Cluster infection; Mass infection

1. It is not a cluster outbreak.; It is not mass infection.

1. It's not a cluster infection.; It's not an outbreak.

1. It was a cluster infection.; It was a mass infection.

1. Cluster infection.; Outbreak.

1. It is not a cluster infection.; It is not an outbreak.

1. Wasn't a cluster infection.; Wasn't a mass infection.

1. Probably a cluster infection.; Likely an outbreak.

1. It was not a cluster infection.

1. It wasn't a cluster infection.; It wasn't an outbreak.

1. Probably an outbreak.; Likely a cluster infection.

1. It was not a cluster infection.

1. If/when a cluster outbreak…; If there’s a cluster outbreak…

1. If/when a cluster outbreak; If/when there is a mass infection

1. If/when a cluster infection…; In case of a cluster infection…