| Chapter.18 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99) |
| R00-R09 Symptoms and signs involving the circulatory and respiratory systems |
|
| Chapter.18 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99) |
| R00-R09 Symptoms and signs involving the circulatory and respiratory systems |
|