Piotr Porfiryevich Sitkovskiy
Piotr Porfiryevich Sitkovskiy (Петр Порфирьевич Ситковский) (1882 – 1933) was a Russian surgeon. Sitkovskiy sign (1922) appendicitis
Piotr Porfiryevich Sitkovskiy (Петр Порфирьевич Ситковский) (1882 – 1933) was a Russian surgeon. Sitkovskiy sign (1922) appendicitis