TY - BOOK AU - Ashton,Richard AU - Leppard,Barbara TI - Differential diagnosis in dermatology SN - 9781870905213 U1 - 616.5075 20 PY - 1990/// CY - Oxford PB - Radcliffe Medical Press KW - Skin KW - Diseases KW - Diagnosis KW - Diagnosis, Differential N1 - Includes index ER -