In this task, you will be given sentences in which you have to recognize the name of the body cells. A cell is a mass of cytoplasm that is bound externally by a cell membrane. Usually microscopic in size, cells are the smallest structural units of living matter and compose all living things. Although there might be several correct answers, you need to write one of them. 
 input :  Sickle cell disease : continuous arterial spin - labeling perfusion MR imaging in children .
detectable_content:postscript detectable_content:number_placeholders language:response_language change_case:capital_word_frequency length_constraints:number_sentences punctuation:no_comma startend:quotation
P.P.S
ta
at least
less than
please explicitly add a note starting with P.P.S The response must contain at least 2 placeholders represented by square brackets Please respond to me only in Tamil Use words in all capital letters at least 1 times Please make sure the response less than 3 sentences long In your response please avoid using commas You need to wrap your entire response in double quotes