title: Family MDs challenge dual-payment system.
authors.forename: R
authors.initials: R
authors.lastname: Lewis
mesh_terms: D005194:Family Practice; D005251:Fees, Medical / Q000331:legislation & jurisprudence*; D007348:Insurance, Health / Q000331:legislation & jurisprudence*; D007349:Insurance, Health, Reimbursement / Q000331:legislation & jurisprudence*; D008511:Medicine; D008824:Michigan; D013038:Specialization