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: Individuals with autism spectrum disorder ( ASD ) have difficulty comprehending metaphors .

Output: not found


Input: Consider Input: One of the reasons physiotherapy services are provided to emergency departments ( EDs ) and emergency extended care units ( EECUs ) is to review patients ' mobility to ensure they are safe to be discharged home .

Output: not found


Input: Consider Input: The 101 eligible cases ( bestatin : 48 , control : 53 ) were analyzed ; the bestatin group achieved longer remission than the control group and a statistically significant longer survival .


Output: 101 eligible cases