A patient with Klinefelter syndrome showing narrower shoulders.

Extensive portal and mesenteric vein thrombosis in a young man with Klinefelter's syndrome - Matsunaga - 2012 - Hepatology Research - Wiley Online Library

Comorbidity landscape of the Danish patient population affected by chromosome abnormalities

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Klinefelter syndrome - MEDizzy

Frontiers How Successful Is Surgical Sperm Retrieval in Klinefelter Syndrome?

JaypeeDigital

PDF) Klinefelter syndrome in clinical practice

Down Syndrome, Turner Syndrome, and Klinefelter Syndrome, PDF, Down Syndrome

Symptoms of klinefelter syndrome

Tremor and Klinefelter's Syndrome - Tremor and Other Hyperkinetic Movements

Klinefelter Syndrome Male: Joey Schiffman - Living with XXY Non-Profit

Narrow Shoulders – Olive Winter

2,101 Broad Shoulders Royalty-Free Images, Stock Photos & Pictures

A man with broad shoulders and a narrow waist on Craiyon

I know he's natty but is this achievable for someone like me with bad genetics (thin wrists, narrow shoulders, no v-taper) : r/nattyorjuice

Male stars who successfully bulked up their shoulders