I feel if one tries to publish a paper in a reputed journal in the initial stages of ones research career, it would be better to take a bit of help from seniors. They will help to improve the style of writing significantly.
As you have mentioned, reading articles published in prestigious journals definitely helps to improve the style of writing .These are, however, not applicable for you as you have already done Ph.D.!
It's a way to read prestigious articles - but there are so many other sources. For instance, the attached chapter may assist. It's about writing to a nursing and midwifery audience - but the principles are generic around how to construct an article for, before and after manuscript feedback.