as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth Medical as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth Medical Dictionary as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth as scarce as hen's teeth Medical Medical Dictionary