Philadelphia Area - Doctor to perforom Lactoferrin Assay Test

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Anyone know of a doctor in the Philadelphia area who tests for lactoferrin level in tears perhaps using the Touch Scientific device?

Many thanks for your suggestions.

Link to my post on this:

http://www.dryeyezone.com/talk/showt...0533#post80533

Ooops. Apologies for the typo in the thread title