Clarification regarding access to articles listed in the PAMA website:
The availability of MPPA articles from its website are free to PAMA members. There is a charge to others (details are listed on the MPPA website).
Other articles listed in the PAMA bibliography might be available through Google Scholar.
Type in the first 5-6 words of the title, with quotation marks at both front and back. The results often indicate which ones are available free as .pdf files by a single click.
Open each of the individual search results; information will tell how to obtain a paid copy, or if one is free.
Other possible sources
Requestors may have access to a medical or arts (music especially) library near them, or through the efforts of a friend or other contact.
For newspapers and other periodicals (such as Dance Magazine), public libraries' archives are a good choice.