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Project License Number

Known as: PPL 
The identifier assigned to a project that conveys a particular authorization.
National Institutes of Health

Papers overview

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Highly Cited
2014
Highly Cited
2014
The objectives of this study were to identify molecular features characteristic to arctic DOM from the Kolyma River basin and to… 
Highly Cited
2013
Highly Cited
2013
Prairie pothole lakes (PPLs) are glacially derived, ecologically important water bodies found in central North America and… 
Highly Cited
2011
Highly Cited
2011
BackgroundPedicle screws with PMMA cement augmentation have been shown to significantly improve the fixation strength in a… 
2006
2006
Introduction:  Skin testing with major and minor determinants of benzylpenicillin is the recommended standard practice to… 
Highly Cited
2005
Highly Cited
2005
RationaleAlthough tasks assessing the role of dopamine in effort-reward decisions are similar to those concerned with the role of… 
Highly Cited
2004
Highly Cited
2004
SummaryPoly-l-lysine (PPL) has been used to coat glass slides in the preparation of tissue sections for immunocytochemical… 
Highly Cited
1973
Highly Cited
1973
This report provides an evaluation of the state of the art and a program for research towards the development of speech… 
Highly Cited
1971
Highly Cited
1971
Abstract The routine use of prospective penicillin skin testing on hospitalized patients was evaluated over a six-month period…