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.

Input: Consider Input: For children beginning treatment with the lowest language levels , the JA intervention improved language outcome significantly more than did the SP or control interventions .

Output: children beginning treatment with the lowest language levels


Input: Consider Input: Lactate levels were not significantly differed between control , 3,000 , and 700 mg l⁻¹ groups .

Output: not found


Input: Consider Input: We expect the patients in the active recommendations group to experience a greater improvement in their depressive symptoms .


Output: not found