Results 61 to 70 of about 2,275,188 (278)
Riesgo lumbar en la manipulación de barras de hierro en una empresa siderúrgica
Sr. Editor. El dolor lumbar por manipulación de carga constituye un problema de salud ocupacional que trae como consecuencia la reducción de la movilidad, y discapacidad1,2,3.
Miguel Ángel Aguilar Maldonado
doaj +1 more source
How large an antichain can we find inside a given downset in the lattice of subsets of [n]? Sperner's theorem asserts that the largest antichain in the whole lattice has size the binomial coefficient C(n, n/2); what happens for general downsets?
Duffus, Dwight +2 more
core +1 more source
ABSTRACT Introduction Neuroblastoma (NB) with central nervous system (CNS) metastases is rare at diagnosis, but occurs more often during relapse/progression. Patients with CNS metastases face a dismal prognosis, with no standardized curative treatment available.
Vicente Santa‐Maria Lopez +13 more
wiley +1 more source
Fractional Dynamics of Infectious Disease Transmission with Optimal Control [PDF]
This article investigates and studies the dynamics of infectious disease transmission using a fractional mathematical model based on Caputo fractional derivatives.
Reza Akbari, Leader Navaei
doaj +1 more source
Daisies and Other Turan Problems
We make some conjectures about extremal densities of daisy-free families, where a `daisy' is a certain hypergraph. These questions turn out to be related to some Turan problems in the hypercube, but they are also natural in their own ...
Bollobas, Bela +2 more
core +1 more source
ABSTRACT Background We describe clinical and biologic characteristics of neuroblastoma in older children, adolescents, and young adults (OCAYA); describe survival outcomes in the post‐immunotherapy era; and identify if there is an age cut‐off that best discriminates outcomes.
Rebecca J. Deyell +14 more
wiley +1 more source
The paradorx of precision future trajectories for the linkage between business and human rights
We are coming to a crossroads in the on-going project of linking human rights standards to business activity. The project can move along one of two different paths.
Sheldon Leader
doaj
Weed control and crop safety with premixed tolpyralate and bromoxynil on cereals
Corteva Agriscience recently registered a premix of tolpyralate and bromoxynil in the United States and Canada for weed control in cereal fields. Limited information exists on weed control efficacy and crop safety with this new herbicide premixture ...
Seshadri S. Reddy +5 more
doaj +1 more source
THE PARADOX OF PRECISION FUTURE TRAJECTORIES FOR THE LINKAGE BETWEEN BUSINESS AND HUMAN RIGHTS
We are coming to a crossroads in the on-going project of linking human rights standards to business activity. The project can move along one of two different paths.
Sheldon Leader
doaj
Permutations Containing Many Patterns
It is shown that the maximum number of patterns that can occur in a permutation of length $n$ is asymptotically $2^n$.
Imre Leader +7 more
core +2 more sources

