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: Amonafide was chosen for inclusion in the Cancer and Leukemia Group B ( CALGB ) master metastatic breast cancer protocol .
Example Output: metastatic breast cancer

Example Input: Individuals with autism spectrum disorder ( ASD ) have difficulty comprehending metaphors .
Example Output: not found

Example Input: To estimate the associations between autism spectrum disorder ( ASD ) diagnoses and service use , caregiver time , and cost outcomes .
Example Output:
not found