which statement describes the difference between a citation and a gold standard? what is the definition of gold standard what is the meaning of gold standard gold standard definitions what is the gold standard? what is the definition of a gold standard what is the gold standard what is gold standard? what is the meaning of gold standard what is the gold standard what is the meaning of a gold standard definition of gold standard what is the definition of gold standard what does gold standard mean in research what is meant by the gold standard in research what is the meaning of gold standards? what means gold standard paper what is meaning of the gold standard meaning of gold standard dataset define gold standard and how are they used