Author reacts to letters.
Christensen
R
R
D001291:Attitude of Health Personnel; D017742:Dental Care for Chronically Ill; D003815:Dentists / Q000523:psychology; D015658:HIV Infections / Q000635:transmission*; D006801:Humans; D017758:Infectious Disease Transmission, Patient-to-Professional / Q000517:prevention & control*; D011287:Prejudice