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Shukur, Hasanain Hamid, Yolanda B. de Rijke, Elisabeth F. C. van Rossum, Laith Hussain-Alkhateeb, and Charlotte Höybye. "Hair Cortisol-a Method to Detect Chronic Cortisol Levels in Patients With Prader-Willi Syndrome." BMC Endocr Disord 2020.

Shukur, Hasanain Hamid, et al. "Hair Cortisol-a Method to Detect Chronic Cortisol Levels in Patients With Prader-Willi Syndrome." BMC Endocr Disord 2020.