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BACKGROUND Amino-terminal procollagen propeptide of type I collagen (P1NP) and cross-linked C-terminal telopeptide of type I collagen (βCTX) are two of the more sensitive bone markers for reflecting(More)
Merkel cell carcinoma (MCC) and primary cutaneous Ewing sarcoma/primitive neuroectodermal tumors (PCES/PNET) pose a challenging morphologic differential diagnosis. Approximately 90% of Ewing(More)