The phrase "additional difficulty due to" is correct and usable in written English.
It can be used when explaining a situation where there are extra challenges or complications arising from a specific cause.
Example: "The project faced additional difficulty due to unforeseen technical issues that arose during development."
Alternatives: "extra challenges because of" or "further complications resulting from".
These estimators are also established for MIMO linear systems, with additional difficulties due to the necessity of inversing cross spectral matrices.
Genomes of higher mammals pose additional difficulties due to the presence of short exons separated by large intronic regions and low-complexity transposon-related sequences in their gene structures which spawn smRNAs.
Meanwhile, the HMMER3 results would have posed some additional difficulties due to missing E-values for some of these domains.
All health workers confirmed the communities' views and reported additional difficulties due to insufficient availability of public ambulances.
Whole-genome sequencing of P. falciparum field isolates poses additional difficulties due to the small quantity of DNA often retrieved from patients in the clinical setting and the high degree of host DNA contamination from leucocytes.
(Additional File 2) and after several difficulties due to the size of our data matrix, and corresponding series of An and Bn matrices were constructed as described above up to the most variable 20000 sites, with the exception that variable sites were extracted from the alignment using PAUP* v.4.0b10.
Individuals with breathing difficulties due to asthma or allergies may experience additional barriers to quality sleep that can be addressed by specific variations of sleep hygiene recommendations.
These features are useful to avoid the difficulties due to the necessary coordination between a separate monitor and/or the use of an additional stylet.
Patients with COPD suffer from breathing difficulties, due to long-term damage to the lungs.
