TY - GEN AU - Wilkoszewski,E AU - Maldyk,E AU - Wesolowska,H AU - Bernhardt,E TI - [Diagnostic difficulties in a case of systemic connective tissue disease in a 10-year-old boy] SN - 0034-6233 PY - 1972///0406 KW - Antibodies, Antinuclear KW - analysis KW - Child KW - Dermatomyositis KW - diagnosis KW - Diagnosis, Differential KW - Electromyography KW - Humans KW - Lupus Erythematosus, Systemic KW - Male KW - Scleroderma, Systemic N1 - Publication Type: Journal Article ER -