In medical studies, treatments are tested within a group of study participants. You will be given a sentence of a study report in which your task is to list the phrases that give information about the participants of the study. You should list the phrases in the same order that they appear in the text, separated by commas. If no information about the participants is mentioned, just output "not found". Relevant information about participants include: gender, medical conditions, location, number of people participating. Do not contain participant mentions without relevant information.

Example Input: Improvement in outcomes appeared to be more closely associated with the patient 's severity of psychological distress .
Example Output: not found

Example Input: Regular intake of lime juice may be of great therapeutic and nutritional relevance in children with SCA .
Example Output: children with SCA

Example Input: After one week of baseline assessment , patients were randomised into one of the two arms of the study .
Example Output:
not found