According to various embodiments a method of withdrawing {HEAD ~ a material} directly from {TAIL ~ a patient} and collecting a selected fraction of the material in a container is taught 
directly from
According to various embodiments a method of withdrawing { HEAD ~ a material } directly from { TAIL ~ a patient } and collecting a selected fraction of the material in a container is taught
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH