This is the 4472nd most frequent Korean word.
환자들이
"Patients."
In this sentence, '환자들이' specifies the subject, meaning 'patients,' and it is pluralized and marked with the particle '들이' indicating plurality.
환자들이 병원에서 의사를 기다리고 있습니다.
The patients are waiting for the doctor at the hospital.
Here, '환자들이' is the subject of the phrase, pointing out 'the patients' who are contextually the ones being prescribed medication.
환자들이 복용해야 할 약이 처방되었습니다.
Medication that the patients need to take has been prescribed.
'환자들이' in this sentence is the subject, highlighting 'patients' who engage in actions of mutual assistance.