Concentration of credit risk (Tables)	6 Months Ended
Jun. 30, 2019
Schedule of concentration of credit risk related to collaborative partners	The concentration of credit risk related to our collaborative partners is as follows:
Schedule of concentration of credit risk related to specialty pharmacy customers	The concentration of credit risk related to our JAKAFI product revenues is as follows:

Tabular disclosure of the nature of a concentration, a benchmark to which it is compared, and the percentage that the risk is to the benchmark, related to the specialty pharmaceutical customers.

No definition available.

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