| The great Potter is not to be blamed because of the refractoriness of the clay. |
| Genes conferring resistance to insecticides are more accessible to genetic study than genes involved in parasite refractoriness. |
| I considered them, therefore, as beings influenced by the most deplorable obduracy and refractoriness of spirit. |
| Felodipine in therapeutic doses has no effect on conduction in the conducting system of the heart and no effect on the A-V nodal refractoriness. |
| Platelet alloantibodies are responsible for neonatal alloimmune thrombocytopenia and platelet refractoriness. |
| Patients in the study had already demonstrated refractoriness to physical therapy. |
