Results 21 to 30 of about 7,002,290 (342)

Unplanned Hospital Readmission and Visit to the Emergency Room in the First Thirty Days after Head and Neck Surgery: A Prospective, Single-center Study

open access: yesInternational Archives of Otorhinolaryngology, 2022
Introduction Head and neck surgery remains a complex field; the patients can suffer important functional or life-threating complications after treatment that need unplanned readmissions, increasing the cost related to the treatment.
Carlos Miguel Chiesa-Estomba   +5 more
doaj   +1 more source

Effect of foliar application of auxin on morphophysiological and biochemical traits of safflower cultivars (spring and autumn) under drought stress [PDF]

open access: yesتنش های محیطی در علوم زراعی, 2023
IntroductionSevere climate changes and rapid population growth have influenced global food security. Oilseeds are the second main source of human food after cereals.
Danial Pashang   +2 more
doaj   +1 more source

Head-to-Head Polymers XXXV. Head-to-Head Poly(2-vinylnaphthalene) [PDF]

open access: yesPolymer Journal, 1986
Head-to-head poly(2-vinylnaphthalene) was prepared in five steps from 2-naphthylacetic acid. The methyl ester was brominated with N-bromosuccinimide and 2(2-naphthyl)2-bromoacetate treated with a copper/zinc couple, which gave dimethyl 2,3-di(2-naphthyl)succinate in moderate yield.
Masato Nanasawa, Otto Vogl, Liping Hu
openaire   +1 more source

Did Going North Give Us Migraine? An Evolutionary Approach on Understanding Latitudinal Differences in Migraine Epidemiology [PDF]

open access: yes, 2019
This commentary discusses a recent publication by evolutionary biologists with strong implications for migraine experts. The Authors showed that a gene polymorphism associated with migraine gave our ancestors an evolutionary advantage when colonizing ...
Di Piero, V.   +3 more
core   +1 more source

The challenges of managing malignant head and neck tumors in a tropical tertiary health center in Nigeria

open access: yesThe Pan African Medical Journal, 2011
s with 38/89 patients having cervical lymphadenopathy at presentation. Four (4.5%) patients were able to afford CT scan. Twenty eight deaths were recorded. Ten patients were lost to follow-up.
Adeyi Adoga, Silas Olugbenga
doaj   +1 more source

Homologies of the head of Membracoidea based on nymphal morphology with notes on other groups of Auchenorrhyncha (Hemiptera)

open access: yesEuropean Journal of Entomology, 2010
The ground plan and comparative morphology of the nymphal head of Membracoidea are presented with particular emphasis on the position of the clypeus, frons, epistomal suture, and ecdysial line.
Dmitry A. DMITRIEV
doaj   +1 more source

Everything is on the Head [PDF]

open access: yesFrontiers in Physiology, 2011
During the last 20 years, the field of craniofacial biology has benefited tremendously from the progress made in developmental biology and genomics. The huge quantity of data on numerous genes that are involved in developmental processes has considerably increased our comprehension of the organization and function of molecular networks that are used to
openaire   +4 more sources

Predatory behaviour of some Central European pselaphine beetles (Coleoptera: Staphylinidae: Pselaphinae) with descriptions of relevant morphological features of their heads

open access: yesEuropean Journal of Entomology, 2008
The Pselaphinae is a large subfamily of staphylinid beetles with a characteristic habitus and small body size. Detailed morphological and behavioural studies on these beetles are scarce.
Andrea SCHOMANN   +2 more
doaj   +1 more source

Superthin Flap Harvesting Procedure: Technical Note

open access: yesArchives of Plastic Surgery, 2022
The anterolateral thigh (ALT) flap has been extensively discussed in the literature as it allows for a wide variety and depth of tissues for complex wound coverage.
Sara Calabrese, Marco Innocenti
doaj   +1 more source

Reduction of Breast Surface Dose, Cancer and Mortality Risks Using Lead Apron during the Head Scanning a Computed Tomography Technique [PDF]

open access: yesIranian Journal of Medical Physics, 2022
Introduction: The present study aimed to assess the reduction of breast surface dose, breast radiation-induced cancer incidence, and mortality risks when the lead apron shielding was positioned on the chest regions during head computed tomography (CT ...
Fateme Asghari   +5 more
doaj   +1 more source

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