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Clinics in Perinatology|September 1, 1976
Newborn Country USAL J Butterfield
Proceedings. Biological Sciences|February 4, 2025
Exotic cuticular specializations in a Cambrian scalidophoranGiovanni Mussini, Nicholas J Butterfield
Proceedings of the National Academy of Sciences of the United States of America|November 3, 2025
Two exceptionally preserved biotas from North Dakota reveal cryptic Ordovician shelf ecologiesGiovanni Mussini, Nicholas J Butterfield
Hypertension (Dallas, Tex. : 1979)|November 1, 1982
Tail-cuff blood pressure measurement without external preheating in awake ratsR D Buñag, J Butterfield
Proceedings of the National Academy of Sciences of the United States of America|January 25, 2005
Reconstructing early sponge relationships by using the Burgess Shale fossil Eiffelia globosa, WalcottJoseph P Botting, Nicholas J Butterfield
Oecologia|August 6, 2010
Regeneration niche differentiates functional strategies of desert woody plant speciesBradley J Butterfield, John M Briggs
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