Exclusion criteria were: (i) age < 18 years old, (ii) conditions affecting testosterone levels, (iii) subjects' enrolment based on testosterone serum levels and (iv) blood examinations performed in a time-frame interval > 10 years. Secondary endpoints: luteinising
…Exclusion criteria were: (i) age < 18 years old, (ii) conditions affecting testosterone levels, (iii) subjects' enrolment based on testos
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