Source:
JPMA. The Journal of the Pakistan Medical Association [J Pak Med Assoc] 2017 May; Vol. 67 (5), pp. 706-710.Publisher: Pakistan Medical Association Country of Publication: Pakistan NLM ID: 7501162 Publication Model: Print Cited Medium: Print ISSN:
Source:
International journal of adolescent medicine and health [Int J Adolesc Med Health] 2015 Nov; Vol. 27 (4), pp. 425-32.Publisher: Walter de Gruyter Country of Publication: Germany NLM ID: 8506960 Publication Model: Print Cited Medium: Internet ISSN: 2191-0278