Protein nitrogen unit (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Protein nitrogen unit" in English language version.

refsWebsite

Global rank English rank

2^nd place

2^nd place

4^th place

4^th place

1,538^th place

1,042^nd place

doi.org (Global: 2^nd place; English: 2^nd place)

May, JC; Sih, JT; Best, J; Douglas, G; Rancour, JM; Renker, HR; Spingola, F; Van Daele, L; Zudeck, S; et al. (November 1981). "Protein nitrogen unit precipitation procedure for allergenic extracts: collaborative study". Journal of the Association of Official Analytical Chemists. 64 (6): 1435–8. doi:10.1093/jaoac/64.6.1435. PMID 7309663.

nih.gov (Global: 4^th place; English: 4^th place)

pubmed.ncbi.nlm.nih.gov

May, JC; Sih, JT; Best, J; Douglas, G; Rancour, JM; Renker, HR; Spingola, F; Van Daele, L; Zudeck, S; et al. (November 1981). "Protein nitrogen unit precipitation procedure for allergenic extracts: collaborative study". Journal of the Association of Official Analytical Chemists. 64 (6): 1435–8. doi:10.1093/jaoac/64.6.1435. PMID 7309663.

unc.edu (Global: 1,538^th place; English: 1,042^nd place)

Ross, Rowlett (2002). "P". How Many? A Dictionary of Units of Measurement. University of North Carolina at Chapel Hill. Retrieved 2009-02-05.