{HEAD ~ The amount} of cells is, in {TAIL ~ part}, dependent upon the patients age, weight and medical profile 
{ HEAD ~ The amount } of cells is , in { TAIL ~ part } , dependent upon the patients age , weight and medical profile
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL OTH REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH