Draw a detailed sequence diagram for the following scenarios:

1-

Doctor is trying to add an article on a website firstly, he should login then go to articles page then post an article fields are(subject, image description, content)

after that when submit button is pressed the system should check for any errors like missing fields or wrong image format if there is no errors article will be posted otherwise it will go back to post article so he could fix the errors.

2-Doctor is trying to add an assessment to the patient at first he will ask the patient to send his allergies and side effects then after that the doctor will add an assessment to the patient and then it will be in the patient's page , please think more to this specific scenario (2) if you have any ideas and add it