Number of patients | Age at diagnosis | Sex | Family history | Country | Reference |
---|
1 | 26 | Male | No | Japan | [8] |
1 | 45 | Male | Not available | Japan | [9] |
2 | 22; 28 | Male; Male | Yes; No | China | [10] |
1 | Not available | Not available | Not available | China | [11] |
2 | 29; 34 | Male; Male | No; Yes | Brazil | Our study |