TY - BOOK AU - Cassidy,James T. AU - Petty,Ross E. TI - Textbook of pediatric rheumatology SN - 0443086400 PY - 1990/// CY - New York PB - Churchill Livingstone KW - Arthritis KW - Collagen Diseases KW - Rheumatic Diseases KW - Child KW - Infant ER -