Results 201 to 210 of about 8,008,633 (316)

Chicxulub impact crater

open access: yes, 2017
S. Gulick, J. Morgan
semanticscholar   +1 more source

The European contribution to osseous resective surgery for the treatment of residual pockets and furcation defects

open access: yesPeriodontology 2000, EarlyView.
Abstract For decades, osseous resective surgery along with apically positioned flap procedure has been advocated as a predictable treatment option to reduce residual pockets and minimize periodontal complications during supportive periodontal care. More recently, Fiber Retention Osseous Resective Surgery (FibReORS) has been suggested to reduce the ...
Gianfranco Carnevale   +3 more
wiley   +1 more source

The efficacy of biologic factors on the surgical therapy of periodontal suprabony defects: A systematic review and network meta‐analysis of randomized clinical trials

open access: yesPeriodontology 2000, EarlyView.
Abstract Objectives This systematic review investigated the efficacy of biologic factors in the surgical treatment of periodontal suprabony defects. Materials and Methods Three databases were searched to identify RCTs comparing open‐flap debridement (OFD) combined with biologic factors only, or combined with bone substitute, and/or barriers to the same
Carrie Chew   +5 more
wiley   +1 more source

Cooling of the Kärdla impact crater: II. Impact and geothermal modeling [PDF]

open access: bronze, 2005
Argo Jõeleht   +4 more
openalex   +1 more source

Soil seed banks in three restored wildlife corridors; implications for linear habitats in tropical environments

open access: yesRestoration Ecology, EarlyView.
Restoring habitat corridors between fragments and continuous forests can potentially counter the effects of isolation, especially in tropical forests where species sensitivity to fragmentation is high. The ability of restored linear habitats to absorb natural disturbance in inimical surroundings potentially reflects resilience, an important aim of ...
Nigel I. J. Tucker   +3 more
wiley   +1 more source

Multiple lines of evidence for a hypervelocity impact origin for the Silverpit Crater. [PDF]

open access: yesNat Commun
Nicholson U   +9 more
europepmc   +1 more source

The origin of complex crater formation during high-speed impacts. [PDF]

open access: yesSci Adv
Celebi HF   +6 more
europepmc   +1 more source

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