 |
| |||
| obstinate; hard to cure; obstinate (о болезни); hard-to-treat (Anglophile); hard; intractable | |||
| inveterate; persistent (MichaelBurov); difficult to cure (white_canary); difficult-to-treat (VladStrannik); challenging (igisheva) | |||
| трудноизлечимый: 8 phrases in 3 subjects |
| Makarov | 3 |
| Medical | 3 |
| Oncology | 2 |