Lawrence D. Frenkel

A comparison of the frequency of hepatitis-B antigen and antibody in hospital and nonhospital personnel.

T. Chalmers, R. Purcell, D. Alling, 1973, The New England journal of medicine.

Transmission of HIV-1 from one child to another.

K. Fremont-Smith, Ariane Alimenti, Lawrence D. Frenkel, 1994, The New England journal of medicine.