تست combined positive score

In Cervical carcinoma, Head and neck squamous cell carcinoma (HNSCC), and  Gastric / gastroesophageal junction adenocarcinoma:
   - CPS < 1: no PDL1 expression
   - CPS >= 1: PDL1 expression
In Triple negative breast carcinoma and urothelial carcinoma:
   - CPS < 10: no PDL1 expression
   - CPS >= 10: PDL1 expression