Doesn't sit, doesn't crawl. What to do? Recommendations for specialists and parents of babies

Why have we been going through rehabilitation since birth, but there is no effect? Why have we done so many massages, yet at 1.5 years old the child still doesn't walk? What is the main thing in rehabilitation during the first year of a baby's life, and how can a mother understand that a specialist has chosen the right method?
This book not only provides answers to these questions but also reveals the essence of the rehabilitation process, prioritizing the choice of method to realize the child's motor potential at an early age.
The book is written jointly by a rehabilitation doctor and a neurologist for parents and specialists - those who have encountered delays in their child's motor development or help parents overcome difficulties.
The book provides an algorithm for selecting a rehabilitation method that every specialist working with children aged 1-2 years should know and examines typical mistakes. It describes the sequence of exercises for stimulating movements in accessible language, with examples and illustrations, part of which can be mastered and applied independently by any parent.
The book will allow specialists to talk in one language with parents, and parents will not regret lost time and will be able to calmly and confidently take the path to realizing their child's potential.