Results 51 to 60 of about 4,473 (174)

Zagreb and multiplicative Zagreb indices of graph operations

open access: yes, 2014
Bu çalışmada graf operasyonlarının birinci ve ikinci çarpımsal Zagreb indeksleri için bazı üst sınırlar verilmiştir. Bu tez altı bölümden oluşmaktadır. Birinci bölüm giriş bölümü olup bu bölümde konunun literatür özeti yapılmıştır.
Yurttaş, Aysun
core   +1 more source

Addiction and chronic skin diseases: A Pan‐European study on prevalence, associations and patient impact

open access: yesJournal of the European Academy of Dermatology and Venereology, EarlyView.
This pan‐European study reveals high rates of addiction in patients with chronic skin diseases. Smoking, alcohol, drug use, gambling, and internet addiction were prevalent and associated with quality of life, demographics, and region. The findings support integrating addiction screening into dermatologic care to improve outcomes.
Stefanie Ziehfreund   +73 more
wiley   +1 more source

The vertex Zagreb indices of some graph operations

open access: yes, 2016
Recently, Tavakoli et al. introduced a new version of Zagreb indices, named as vertex Zagreb indices. In this paper explicit expressions of different graphs operations of vertex Zagreb indices are presented and also as an application, explicit formulas ...
N. De, De, N.
core   +1 more source

Hyaluronic acid: A novel approach in regenerative/reconstructive periodontal therapy?

open access: yesPeriodontology 2000, EarlyView.
Abstract Background Although hyaluronic acid (HA) has long been used for many medical applications, only in recent years has it gained greater popularity in the field of periodontics because of its biological effects during wound healing. Even today, most clinicians are not aware that more than one type of HA exists and that the extent of its ...
Andrea Pilloni   +7 more
wiley   +1 more source

On Zagreb indices of graphs

open access: yes, 2023
Let ${\mathcal G}_n$ be the set of class of graphs of order $n$. The first Zagreb index $M_1(G)$ is equal to the sum of squares of the degrees of the vertices, and the second Zagreb index $M_2(G)$ is equal to the sum of the products of the degrees of pairs of adjacent vertices of the underlying molecular graph $G$.
Horoldagva, Batmend, Das, Kinkar Chandra
openaire   +2 more sources

A Unified Approach for Extremal General Exponential Multiplicative Zagreb Indices

open access: yes, 2023
The study of the maximum and minimal characteristics of graphs is the focus of the significant field of mathematics known as extreme graph theory. Finding the biggest or smallest graphs that meet specified criteria is the main goal of this discipline ...
Rashad Ismail   +4 more
core   +1 more source

How Authors React to Editorial Prompts About Corrections to Cited Literature: A Cross‐Sectional Study

open access: yesLearned Publishing, Volume 39, Issue 3, July 2026.
ABSTRACT The current methods of amending scholarly literature are inadequate; correction notices are often issued indiscriminately, irrespective of the magnitude of the related error. In this cross‐sectional study, we investigated how authors of articles accepted at the Journal of Global Health between 2021 and 2023 perceive the impact of errata to the
Luka Ursić   +5 more
wiley   +1 more source

Hyper Zagreb indices of composite graphs

open access: yes, 2016
For a (molecular) graph, the first Zagreb index M1 is equal to the sum of squares of the degrees of vertices, and the second Zagreb index M2 is equal to the sum of the products of the degrees of pairs of adjacent vertices.
Sharmila Devi, V. Kaladevi
core   +1 more source

Infrastructure expansion, tourism and electoral outcomes

open access: yesEconomica, Volume 93, Issue 371, Page 757-776, July 2026.
Abstract This paper examines the electoral impact of economic growth through increased foreign tourism using data from Croatia. To identify causal effects, the paper applies an instrumental variable strategy, which uses variation in the ruggedness of the local terrain to estimate the network of least‐cost paths.
Adrian Mehic
wiley   +1 more source

Patient Activation in Childhood, Adolescent, and Young Adult Cancer Survivors: Current Insights and Implications for Survivorship Care—A Systematic Review From the e‐QuoL Project

open access: yesPediatric Blood &Cancer, Volume 73, Issue 6, June 2026.
ABSTRACT Purpose Patient activation—encompassing knowledge, confidence, and skills in managing individual's health—is a cornerstone of person‐centered care. However, its significance among childhood, adolescent, and young adult cancer survivors (CAYACS) remains unexplored. This article examines the application of the 13‐item Patient Activation Measure (
Charlotte Demoor‐Goldschmidt   +12 more
wiley   +1 more source

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