He needs special care because of his inherited disease.

He got infected with brucellosis because he was handling cows that were infected with the disease.

He used malingering to skip school.

My sick father is seen by a doctor every day.

He is spending a lot of time on experimental research.

By regularly checking the key performance indicators, you can understand the performance of the company and devise improvement measures.

The National Research and Development Agency plays a crucial role in advancing science and technology.

His father died of Creutzfeldt-Jakob disease.

He is an expert in psychiatry.

His father was diagnosed with schizophrenia in the past.