The phrase "although the occurrence" is correct and usable in written English.
It can be used to introduce a contrast or exception regarding an event or situation that has taken place.
Example: "Although the occurrence of the storm was unexpected, the community was well-prepared for any potential damage."
Alternatives: "even though the event" or "despite the incident".
Although the occurrence of these new loop conformations was not predicted by the algorithms used, it seems that they could occur in human or mouse antigen-binding loops.
Although the occurrence of different soil failure mechanisms during soil cutting operations is well attested to in the literature, not all have been successfully characterised and modelled.
Although the occurrence of genetic mutations in individual nucleotides was not analysed in the current study, these results reiterate previous indications8 that deep sequencing should be used to ensure that iPS and NT ES cell lines are mutation free.
Most of the vegetation in the lower basin is of the tropical broad-leaved variety, although the occurrence of individual species varies with latitude and topography.
We remain concerned regarding any risk to concentration or memory, although the occurrence of concentration and memory problems in our studies has been very rare (occurring in less than 5% of participants).
Although the occurrence of WGS leads to the anode poisoning in the presence of CO2, the polarization results show that only small additive contamination effect occurs by the combined presence of CO + CO2 in the hydrogen stream.
Although the occurrence of DSS is not exclusively associated with metal bioavailability to the mussels, the morphology of DSS seems to be linked to the speciation of the metal used in the uptake experiments.
Although the occurrence of Three-toed Woodpeckers was highly related to the area of suitable habitat around the playback station, this relationship was quasi-linear and no critical threshold was found within the range of forest cover sampled.
Although, the occurrence of cattle dung was very concentrated in some spots of the field and thus future studies should address strategies to improve spatial distribution of cattle dung input.
Although the occurrence of cardiovascular disease (CVD) is similar between white and Black Americans, the latter population is thirty percent more likely to die from the disease.
Although the occurrence rate does not attain the observed value, a concentration of activity itself may occur in some cases.
