The urinary excretion profile of prednisolone and prednisone after both systemic (i.e., oral) and topical (i.e., ocular and intranasal) administration was studied by liquid chromatography coupled to mass spectrometry, also to select the most appropriate marker(s) of intake for doping control purposes.

中文翻译：

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不同给药途径后泼尼松和泼尼松龙的尿排泄情况。

通过液相色谱-质谱联用研究了全身（即口服）和局部（即眼和鼻内）给药后泼尼松龙和泼尼松的尿排泄情况，还选择了最合适的摄入标志物进行掺杂控制目的。