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The results provide confidence in the use of laboratory micro-CT but also indicate the need for further development of standards , protocols and image analysis workflows for quantitative assessment , especially for direct and quantitative comparisons between different laboratories .
 laboratory, standards, protocols, image analysis, quantitative assessment, quantitative, laboratories
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 laboratory, standards, protocols, image analysis, quantitative assessment, quantitative, laboratories