The first and second reservoirs may include luer connectors to facilitate attachment to {HEAD ~ a supply} of {TAIL ~ the first component} and the second component, respectively 
The first and second reservoirs may include luer connectors to facilitate attachment to { HEAD ~ a supply } of { TAIL ~ the first component } and the second component , respectively
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH