Riga disease

例句：

1. 1. The outbreak of the Riga disease has been a major concern for the local authorities.
   拉脱维亚疾病的爆发给当地当局带来了重大关切。
2. 2. The doctors have identified several factors that contribute to the occurrence of the Riga disease.
   医生已经确定了几种导致拉脱维亚疾病发生的因素。
3. 3. The affected individuals are advised to seek medical attention immediately, as it is a life-threatening condition.
   受影响的人被建议立即寻求医疗帮助，因为这是一种危及生命的状况。