http://eprints.poltekkesjogja.ac.id/2310/3/BAB%20II.pdf
https://www.ncbi.nlm.nih.gov/books/NBK544252/
https://www.ncbi.nlm.nih.gov/books/NBK413/
http://repository.ump.ac.id/1138/3/Febria%20Septianti%20Prasetiana%20BAB%20II.pdf
http://repository.unimus.ac.id/4204/4/BAB%20II.pdf
http://repository.unimus.ac.id/3069/4/BAB%20II.pdf
http://eprints.umpo.ac.id/6194/3/BAB%20II.pdf
http://repository.unimus.ac.id/1407/3/BAB%20II.pdf
http://eprints.poltekkesjogja.ac.id/1116/4/Chapter2.pdf
https://www.academia.edu/29788989/PENDEKATAN_PASIEN_IKTERUS_ANAMNESIS_RPS
http://repository.unimus.ac.id/1407/3/BAB%20II.pdf
http://eprints.poltekkesjogja.ac.id/1116/4/Chapter2.pdf
http://repository.poltekkes-denpasar.ac.id/5702/3/BAB%20II%20Tinjauan%20Pustaka.pdf
http://eprints.poltekkesjogja.ac.id/1059/4/4.%20chapter2.pdf